Search GB/T

500 GB/T standards in English, from GB/T 31324-2014 to GB/T 31879-2026, in code order.

  1. GB/T 31324-2014Plant protein beverage—Almond beverage$145.00
  2. GB/T 31325-2014Plant protein beverage—Walnut beverage$145.00
  3. GB/T 31326-2014Botanical beverage$45.00
  4. GB/T 31327-2014Specification of membrane system for seawater desalination pretreatment$135.00
  5. GB/T 31328-2014Specification for the operation and management of reverse osmosis seawater desalination systems$125.00
  6. GB/T 31329-2025Technical specification for water saving in circulating cooling water systems$180.00
  7. GB/T 31330-2014The performance test procedures of recirculating ball power steering lips seals $285.00
  8. GB/T 31331-2014Requirement and identification for environmental protection of modified plastics$145.00
  9. GB/T 31332-2014Vulcanizing accelerator—N-cyclohexylbenzothiazole-2-sulfenamide (CBS)$75.00
  10. GB/T 31333-2014Dipped cords—Test methods adhesion strength$135.00
  11. GB/T 31334.1-2015Test methods for dipped canvas—Part 1: Adhesion strength$125.00
  12. GB/T 31334.2-2015Test methods for dipped canvas—Part 2: Yarn crimp on warp and density$125.00
  13. GB/T 31334.3-2015Test methods for dipped canvas—Part 3: Stiffness$125.00
  14. GB/T 31334.4-2016Test methods for dipped canvas—Part 4:Hot air thermal shrinkage$85.00
  15. GB/T 31334.5-2017Test methods for dipped canvas—Part 5: Tensile properties$105.00
  16. GB/T 31334.6-2020Test methods for dipped canvas—Part 6: Determinations of size, grammage, etc$75.00
  17. GB/T 31334.7-2025Test methods for dipped canvas — Part 7: Adhension properties after dynamic fatigue$185.00
  18. GB/T 31341-2014General principles for energy conservation assessment$145.00
  19. GB/T 31342-2014Technical guidelines of energy audit on public institutions$235.00
  20. GB/T 31343-2014Guideline for energy system optimization of refining process$125.00
  21. GB/T 31344-2014Technical requirements of measurement and verification of energy savings—Slab reheating furnace system$205.00
  22. GB/T 31345-2014Technical requirements of measurement and verification of energy savings, heating system project for residential building$205.00
  23. GB/T 31346-2014Technical requirements of measurement and verification of energy savings—Waste heat power generation project in cement production$205.00
  24. GB/T 31347-2025Technical requirements of measurement and verification of energy savings - Communication room project$255.00
  25. GB/T 31348-2014Technical requirements of measurement and verification of energy savings—Lighting system$145.00
  26. GB/T 31349-2014Technical requirements of measurement and verification of energy savings—Central air-conditioning system$205.00
  27. GB/T 31350-2014Guideline for energy measurement apparatus equipping and management of sintering wall & roof materials enterprise$125.00
  28. GB/T 31351-2014Nondestructive test method for micropipe density of polished monocrystalline silicon carbide wafers$85.00
  29. GB/T 31352-2014Test methods for warp of sapphire substrates$135.00
  30. GB/T 31353-2014Test methods for bow of sapphire substrates$135.00
  31. GB/T 31354-2014Determination of oxygen gas transmission rate through dry packages -- Coulometric sensor$145.00
  32. GB/T 31355-2014Determination of water vapor transmission rate through dry packages—Mmodulated infrared sensor$145.00
  33. GB/T 31356-2014Quality evaluation and control guide for commercial coal$85.00
  34. GB/T 31357-2014Compounded rubber - General technical specification$75.00
  35. GB/T 31358-2015General specification for semiconductor lasers$235.00
  36. GB/T 31359-2015Test methods of semiconductor lasers$455.00
  37. GB/T 31360-2025Core metadata of fixed asset$225.00
  38. GB/T 31361-2015Anti-corrosion painting of solvent-free liquid epoxy coating$235.00
  39. GB/T 31362-2015Non-destructive testing -- Thermal neutron radiographic testing -- Determination of beam L/D ratio$205.00
  40. GB/T 31363-2015Non-destructive testing -- Thermal neutron radiographic testing -- General principles and basic rules$235.00
  41. GB/T 31364-2015Test methods for main performance of energy dispersive X-ray fluorescence spectrometer$195.00
  42. GB/T 31365-2015Testing code for photovoltaic power station connected to power grid$360.00
  43. GB/T 31366-2015Technical requirements for monitoring and control system of photovoltaic power station$240.00
  44. GB/T 31367-2015Technical guide for energy efficiency evaluation of medium and low voltage power distribution networks$355.00
  45. GB/T 31369-2015Electronic grade hydrofluoric acid for solar cells$235.00
  46. GB/T 31370.1-2015Test mothod of flat panel display (FPD) color filters—Part 1: Color and transmitance$85.00
  47. GB/T 31370.2-2015Test mothod of flat panel display (FPD) color filters—Part 2: Light resistance$125.00
  48. GB/T 31370.3-2015Test mothod of flat panel display (FPD) color filters - Part 3: Heat resistance$85.00
  49. GB/T 31370.4-2015Test mothod of flat panel display (FPD) color filters—Part 4: Chemical resistance$85.00
  50. GB/T 31370.5-2018Test method of flat panel display (FPD) color filters—Part 5: Contrast ratio$90.00
  51. GB/T 31371-2015Requirements of disassembly and treatment for waste electrical and electronic product—Desktop microcomputer$205.00
  52. GB/T 31372-2015Requirements of disassembly and treatment for waste electrical and electronic product—Portable microcomputer$265.00
  53. GB/T 31373-2015Requirements of disassembly and treatment for waste electrical and electronic product—Printer$265.00
  54. GB/T 31374-2015Requirements of disassembly and treatment for waste electrical and electronic product—Copier$265.00
  55. GB/T 31375-2015Requirements of disassembly and treatment for waste electrical and electronic product—PDP televisions and display devices$265.00
  56. GB/T 31376-2015Requirements of disassembly and treatment for waste electrical and electronic product—LCD televisions and display devices$205.00
  57. GB/T 31377-2015Requirements of disassembly and treatment for waste electrical and electronic product—CRT televisions and display devices$265.00
  58. GB/T 31378-2015Test method for surface hardness of flat panel display (FPD) polarizing film$85.00
  59. GB/T 31379-2015Test methods for polarizers of flat panel displays - Part 1: Physical and chemical properties$195.00
  60. GB/T 31379.1-2025Test methods for polarizers of flat panel displays — Part 1: Physical and chemical properties$255.00
  61. GB/T 31379.2-2025Test methods for polarizers of flat panel displays - Part 2: Optical properties$175.00
  62. GB/T 31379.3-2025Test methods for polarizers of flat panel displays - Part 3: Reliability$175.00
  63. GB/T 31380-2015Classification and accreditation for travel agency$145.00
  64. GB/T 31381-2015The demarcation and evaluation of city tourist transportation center$325.00
  65. GB/T 31382-2015Setting principles and requirements for public information guidance systems for tourists in cities$235.00
  66. GB/T 31383-2015Standard of setting-up and services of tourist centre$205.00
  67. GB/T 31384-2024Setting specifications for public information guidance systems in tourist attractions$495.00
  68. GB/T 31385-2015Service directives for travel agency$145.00
  69. GB/T 31386-2015Specifications for outbound tour service by travel agency$185.00
  70. GB/T 31387-2015Reactive powder concrete$105.00
  71. GB/T 31388-2015Heat cost allocators with electrical energy supply$95.00
  72. GB/T 31389-2015Technical requirements and evaluation methods of solar reflective materials for exterior walls and roofs$185.00
  73. GB/T 31390-2015Appraisal for view stone$205.00
  74. GB/T 31391-2015Ultimate analysis of coal$145.00
  75. GB/T 31392-2022Technical guidance for the utilization of coal mine water$90.00
  76. GB/T 31393-2015Heavy duty horizontal lathes—Specifications$145.00
  77. GB/T 31394-2015CNC three dimensions drilling machine$475.00
  78. GB/T 31395-2015Faceplate lathes—Specifications$85.00
  79. GB/T 31396.1-2015Machine tools -- Dimensions and geometric tests for self-centering chucks with two-piece jaws -- Part 1: Manually operated chucks with tongue and groove type jaws$205.00
  80. GB/T 31396.2-2015Machine tools -- Dimensions and geometric tests for self-centering chucks with two-piece jaws -- Part 2: Power-operated chucks with tongue and groove type jaws$205.00
  81. GB/T 31396.3-2020Machine tools - Dimensions and geometric tests for self-centering chucks with two-piece jaws - Part 3: Power-operated chucks with serrated jaws$285.00
  82. GB/T 31397-2015Heavy duty deephole drilling and boring machines—Specifications$85.00
  83. GB/T 31398-2015Roll turning lathes—Specifications$115.00
  84. GB/T 31399-2015Sinking rubber roller for cold rolled sheet$145.00
  85. GB/T 31400-2015Fluorinated alkane - Determination of non condensable gas(NCG) - Gas chromatography$85.00
  86. GB/T 31401-2015Fluorinated alkane—Determination of chloride (Cl—)—Turbidimetry$65.00
  87. GB/T 31402-2023Measurement of antibacterial activity on plastics and other non-porous surfaces$240.00
  88. GB/T 31403-2015Plastics—Acrylonitrile-butadiene-styrene/poly (methyl methacrylate) alloy$205.00
  89. GB/T 31404-2015Technical specification for anticorrosion operation of seawater circulation system in nuclear power plant$295.00
  90. GB/T 31405-2025Test method for the cathodic disbonding of pipeline protection coatings subjected to elevated temperatures$460.00
  91. GB/T 31406-2024Quality requirements for dried meat slice$255.00
  92. GB/T 31407-2015Determination of iodopropynyl butylcarbamate in cosmetics - Gas chromatography method$145.00
  93. GB/T 31408-2015Determination of phenacetin in hair dye - Liquid chromatography method$85.00
  94. GB/T 31409-2015Standard test method for total copper in antifouling paints$145.00
  95. GB/T 31410-2015Paints and varnishes -- Determination of wet-scrub resistance and cleanability of coatings$205.00
  96. GB/T 31411-2015Standard test method for erosion rate of antifouling coatings$205.00
  97. GB/T 31412-2015Binders for paints and varnishes -- Determination of hydroxyl value -- Titrimetric method$115.00
  98. GB/T 31414-2015Water based coatings—Determination of surfactant—Alkylphenol polyethoxylates$145.00
  99. GB/T 31415-2015Paints and varnishes -- Performance requirements for protective paint systems for offshore and related structures$125.00
  100. GB/T 31416-2015Paints and varnishes -- Determination of the pot-life of multicomponent coating systems -- Preparation and conditioning of samples and guidelines for testing$75.00
  101. GB/T 31418-2025Terminology for road traffic signal control systems$515.00
  102. GB/T 31419-2015Test methods for hazardous substances in fire escape mask$225.00
  103. GB/T 31421-2015Head protection - Occupational antistatic headwear$185.00
  104. GB/T 31422-2015Hearing protective equipment - Part 1: Earplugs$535.00
  105. GB/T 31423-2015Guide for performance acceptance of oxygen bomb calorimeter$145.00
  106. GB/T 31424-2015Determination of coal ash viscosity$145.00
  107. GB/T 31425-2015Specifications for determinator of sulfur by coulometric titration$145.00
  108. GB/T 31426-2015Coal water slurry for gasification$75.00
  109. GB/T 31427-2015Specification for determinator of coal ash fusibility$115.00
  110. GB/T 31428-2021Vocabulary relating to coal chemical technology$360.00
  111. GB/T 31429-2015Guide for quality management in a coal laboratory$205.00
  112. GB/T 31430-2015Names and colorimetric characteristics of traditional colors in China$145.00
  113. GB/T 31431-2015Standard burning items for class A fire test of extinguishing system$205.00
  114. GB/T 31432-2015Dushan Yu—Denomination and lassification$235.00
  115. GB/T 31433-2015General specification for building curtain walls, windows and doors$225.00
  116. GB/T 31434-2015Modular of wood unit for residential buildings$85.00
  117. GB/T 31435-2015Safety evaluation methods on the materials of external thermal insulation composite systems$75.00
  118. GB/T 31436-2015Sanitary fixture for water saving$355.00
  119. GB/T 31437-2015Air-to-air heat exchanger unit for ventilation and air-conditioning$355.00
  120. GB/T 31438-2015Steel thin-walled sonic-testing tubes for concrete bored piles$235.00
  121. GB/T 31439.1-2025Corrugated sheet steel beams for road guardrail — Part 1: W-beam guardrail$390.00
  122. GB/T 31439.2-2025Corrugated sheet steel beams for road guardrail — Part 2: Thrie-beam guardrail$465.00
  123. GB/T 31440-2025Card receiver and distributor for closed toll$300.00
  124. GB/T 31441-2015Electronic toll collection—Technical specification of IC card reader$355.00
  125. GB/T 31442-2015Data and technical specification of CPU cards for electronic toll collection$295.00
  126. GB/T 31443-2015Rating of pre-warning of highway traffic condition under snow and icy weather conditions$145.00
  127. GB/T 31444-2015Rating of early-warning of road traffic under fog weather conditions$205.00
  128. GB/T 31445-2015Standard for expressway traffic safety control under fog weather conditions$85.00
  129. GB/T 31446-2015LED active light-emitting road traffic signs$105.00
  130. GB/T 31447-2015Pre-galvanized highway guardrail$115.00
  131. GB/T 31453-2015Monitoring and testing code for energy conservation of oilfield production system$185.00
  132. GB/T 31454-2015Image capture and processing of vehicle on highway toll lane$115.00
  133. GB/T 31455.1-2025Intelligent system of bus rapid transit (BRT) - Part 1: General technical requirements$240.00
  134. GB/T 31455.2-2025Intelligent system of bus rapid transit (BRT) - Part 2: Technical requirements of the dispatch centre system$1,295.00
  135. GB/T 31455.3-2025Intelligent system of bus rapid transit (BRT) - Part 3: Technical requirements for on-board intelligent terminals and peripheral equipment$650.00
  136. GB/T 31455.4-2025Intelligent system of bus rapid transit (BRT) - Part 4: Technical requirements of depot and platform control systems and peripheral equipment$455.00
  137. GB/T 31455.5-2025Intelligent system of bus rapid transit (BRT) - Part 5: Interface specifications between the dispatch centre and on-board intelligent terminals$1,070.00
  138. GB/T 31455.6-2025Intelligent system of bus rapid transit (BRT) - Part 6: Interface specifications between the dispatch centre and depot/platform control systems$590.00
  139. GB/T 31455.7-2025Intelligent system of bus rapid transit (BRT) - Part 7: Interface specifications between public transport priority devices and traffic signal controllers$300.00
  140. GB/T 31456-2026Technical specification for surface geochemical exploration for oil and gas$240.00
  141. GB/T 31457-2015The testing and calculation methods for water balance in oil-gas field production system$335.00
  142. GB/T 31458-2015Technical requirements for security systems of hospital$105.00
  143. GB/T 31458-2026Security requirements for hospitals$330.00
  144. GB/T 31459-2015Safety requirements for temperature control systems for floor heating for household and similar use$345.00
  145. GB/T 31460-2015Technical guide for reactive power compensation and allocation of HVDC converter stations$185.00
  146. GB/T 31461-2024Guide for run back and fast cut back control in fossil fuel power plants$300.00
  147. GB/T 31462-2015Main body technical specification for 500 kV and 750 kV multistage controlled shunt reactors$295.00
  148. GB/T 31463.1-2015Devices for the connection of luminaires for household and similar purposes -- Part 1: General requirements$570.00
  149. GB/T 31463.2-2015Devices for the connection of luminaires for household and similar purposes -- Part 2: Standard sheets for DCL$145.00
  150. GB/T 31464-2022The grid operation code$1,100.00
  151. GB/T 31465.1-2015Road vehicles -- Fuse-link -- Part 1: Definitions and general test requirements$115.00
  152. GB/T 31465.2-2015Road vehicles -- Fuse-link -- Part 2: Users guide$145.00
  153. GB/T 31465.3-2015Road vehicles -- Fuse-link -- Part 3: Fuse-link with blade type$235.00
  154. GB/T 31465.4-2015Road vehicles -- Fuse-link -- Part 4: Fuse-links with female contacts and bolt-in contacts$235.00
  155. GB/T 31465.5-2015Road vehicles -- Fuse-link -- Part 5: Fuse-links with axial terminals (strip fuse-links)$235.00
  156. GB/T 31465.6-2017Road vehicles -- Fuse-links -- Part 6: Fuse-links with bolt-in contacts with high voltage$125.00
  157. GB/T 31465.7-2017Road vehicles -- Fuse-inks -- Part 7: Fuse-links with shortened tabs$125.00
  158. GB/T 31466-2015Voltage ratings of electric vehicles high voltage electricity system$50.00
  159. GB/T 31467-2023Electrical performance test methods for lithium-ion traction battery packs and systems of electric vehicles$560.00
  160. GB/T 31467.2-2015[Replaced by GB/T 31467-2023] Lithium-ion traction battery pack and system for electric vehicles -- Part 2: Test specification for high energy applications$60.00
  161. GB/T 31467.3-2015Lithium-ion traction battery pack and system for electric vehicles - Part 3: Safety requirements and test methods$95.00
  162. GB/T 31468-2015Petroleum and natural gas industries -- Pipeline transportation systems -- Recommended practice for pipeline life extension$295.00
  163. GB/T 31469-2015Semiconductor materials cutting fluid$85.00
  164. GB/T 31470-2015Standard practice for determination of the specimen area contributing to the detected signal in Auger electron spectrometers and some X-ray photoelectron spectrometers$145.00
  165. GB/T 31471-2015General specification for metal foil for printed circuits$295.00
  166. GB/T 31472-2015Standard guide to charge control and charge referencing techniques in X-ray photoelectron spectroscopy$205.00
  167. GB/T 31473-2015Halogen gas leak detector$185.00
  168. GB/T 31474-2015Soldering fluxes for high-quality interconnections in electronics assembly$295.00
  169. GB/T 31475-2015Requirements for solder paste for high-quality interconnections in electronics assembly$235.00
  170. GB/T 31476-2015Requirements for solders for high-quality interconnections in electronics assembly$235.00
  171. GB/T 31479-2015Determination of colour fastness of dyed paper and board intended to come into contact with foodstuffs$75.00
  172. GB/T 31480-2015Materials for high vacuum multilayer insulation of cryogenic vessel$295.00
  173. GB/T 31481-2015Guidance for gas/materials compatibility of cryogenic vessels$235.00
  174. GB/T 31482-2015Brand valuation - Electronic commerce$205.00
  175. GB/T 31483-2015Geological evaluation methods for shale gas$145.00
  176. GB/T 31484-2015Cycle life requirements and test methods for traction battery of electric vehicle$75.00
  177. GB/T 31485-2015Safety requirements and test methods for traction battery of electric vehicle$75.00
  178. GB/T 31486-2024Electrical performance requirements and test methods for traction battery of electric vehicle$255.00
  179. GB/T 31487.1-2025Direct current deicers - Part 1: System design$1,415.00
  180. GB/T 31487.2-2025Direct current deicers - Part 2: Converters$575.00
  181. GB/T 31487.3-2015Direct current de-icing devices -- Part 3: Tests$135.00
  182. GB/T 31487.3-2025Direct current deicers — Part 3: Tests$480.00
  183. GB/T 31488-2015Technical requirements for face identification of video surveillance in security systems$115.00
  184. GB/T 31489.1-2015DC extruded cable systems for power transmission at a rated voltage up to and including 500kV—Part 1: Test methods and requirements$455.00
  185. GB/T 31489.2-2020D.C. extruded cable systems for power transmission at a rated voltage up to and including 500kV—Part 2: D.C. land cables$240.00
  186. GB/T 31489.3-2020D.C. extruded cable systems for power transmission at a rated voltage up to and including 500kV—Part 3: D.C. submarine cables$345.00
  187. GB/T 31489.4-2020D.C. extruded cables systems for power transmission at a rated voltage up to and including 500kV—Part 4: Accessories for D.C. cables$330.00
  188. GB/T 31490.1-2015Community informationization—Part 1: General$85.00
  189. GB/T 31490.4-2015Community informationization—Part 4: Data element dictionary$650.00
  190. GB/T 31490.7-2015Community informationization—Part 7: Technical requirement for information system$295.00
  191. GB/T 31491-2015Wireless network access control technical specification$535.00
  192. GB/T 31492-2015Technical requirements and test methods for TS generator of digital television$235.00
  193. GB/T 31493-2015Technical requirements for digital audio video analyzer$145.00
  194. GB/T 31494-2015Technical requirements and test methods for field strength meter of digital television$145.00
  195. GB/T 31495.2-2015Information security technology—Indicator system of information security assurance and evaluation methods—Part 2: Indicator system$510.00
  196. GB/T 31495.3-2015Information security technology—Indicator system of information security assurance and evaluation methods—Part 3: Implementation guide$355.00
  197. GB/T 31497-2024Information technology - Security techniques - Information security management - Monitoring, measurement, analysis and evaluation$590.00
  198. GB/T 31498-2021Post-crash safety requirements for electric vehicles$135.00
  199. GB/T 31499-2026Cybersecurity technology - Technical specification for unified threat management products$695.00
  200. GB/T 31501-2015Information security technology—Authentication and authorization—Specification for authorization application programming decision interface$590.00
  201. GB/T 31502-2015Information security technology—Security protect framework of electronic payment system$1,190.00
  202. GB/T 31503-2015Information security technology -- Encryption and signature message syntax for electronic document$535.00
  203. GB/T 31504-2015Information security technology—Authentication and authorization—Digital identity information service framework specification$650.00
  204. GB/T 31505-2015[Replaced by GB/T 20281-2020] Information security technology -- Technique requirements and testing and evaluation approaches for host-based firewall and personal firewall$475.00
  205. GB/T 31506-2022Information security technology—Security guidelines for website system of government affairs$360.00
  206. GB/T 31507-2015Information security technology—General testing guide for security of smart card$570.00
  207. GB/T 31508-2015Information security techniques—Public key infrastructure—Digital certificate policies classification and grading specification$530.00
  208. GB/T 31509-2015Information security technology—Guide of implementation for information security risk assessment$435.00
  209. GB/T 31510-2015Economic operation of refrigerated display cabinet systems with remote refrigerant compressor condensing units$115.00
  210. GB/T 31511-2015Guide for the implementation of environmentally conscious design of industrial comprehensive utilization equipments$295.00
  211. GB/T 31512-2015Economic operation of water-source heat pump systems$145.00
  212. GB/T 31513-2015Guidelines for environmentally conscious design of industrial comprehensive utilization equipments$235.00
  213. GB/T 31514-2015Classification method for the hazardous characterisitics of tetrahydrophthalic acid anhydride$145.00
  214. GB/T 31515-2015Seamless polyethylene-aluminum coextruded composite tube$205.00
  215. GB/T 31516-2015Classification method for the hazardous characterisitics of phthalic anhydride$145.00
  216. GB/T 31517.1-2022Fixed offshore wind turbines - Design requirements$1,625.00
  217. GB/T 31518.1-2015Direct-drive permanent magnet type wind turbine generator system—Part 1: Technical condition$205.00
  218. GB/T 31518.2-2015Direct-drive permanent magnet type wind turbine generator system—Part 2: Test method$195.00
  219. GB/T 31519-2025Wind energy generation systems - Wind turbine generator systems under typhoon conditions$420.00
  220. GB/T 31520-2015Determination of astaxanthin in Haematococcus—High performance liquid Chromatography method$115.00
  221. GB/T 31521-2015Public information signs—General requirements for materials, construction and electrical devices$185.00
  222. GB/T 31522-2015Matrix to superconductor volume ratio measurement -- Copper to non-copper volume ratio of Nb (3) Sn composite superconducting wires$355.00
  223. GB/T 31523.1-2015Safety information identification systems -- Part 1: Signs$770.00
  224. GB/T 31523.2-2015Safety information identification systems—Part 2: Setting principles and requirements$205.00
  225. GB/T 31523.3-2020Safety information identification systems—Part 3: Design principles and requirements$145.00
  226. GB/T 31524-2015Specification of operations and technology for electronic commerce platform$235.00
  227. GB/T 31525-2015Graphical signs—Electric vehicle charging and battery swapping infrastructure signs$105.00
  228. GB/T 31526-2025Evaluation of service quality for electronic commerce platform$240.00
  229. GB/T 31527-2015Mechanical properties measurement -- Room temperature tensile test of NbTi/Cu composite superconductors$355.00
  230. GB/T 31528-2015Technical specification for the treatment and disposal of spent copper etchant$205.00
  231. GB/T 31529-2015Digital printing materials—Computer direct plate-making plate (CTP Plate) —Test of unit area weight of photosensitive coating$65.00
  232. GB/T 31530-2015Low-level mercury catalyst for chloroethylene synthesis$185.00
  233. GB/T 31531-2025Determination of quinoline and isoquinoline in dyestuffs and textile dyeing and finishing auxiliaries$135.00
  234. GB/T 31532-2015Determination of acesulfame potassium and sodium saccharin in toothpaste - High performance liquid chromatography$145.00
  235. GB/T 31536-2015Analytical method of chemical composition for copper series arsenic removal agent at room temperature$85.00
  236. GB/T 31537-2015Terms relating to coalbed methane (coal mine gas)$830.00
  237. GB/T 31538-2015Grouting pipe embedment for concrete joint waterproofing$145.00
  238. GB/T 31539-2015Pultruded fibre reinforced polymer composite structural profiles$175.00
  239. GB/T 31540.1-2015Fire safety engineering guide -- Part 1: Application of fire performance concepts to design objectives$235.00
  240. GB/T 31540.2-2015Fire safety engineering guide -- Part 2: Initiation and development of fire and generation of fire effluents$295.00
  241. GB/T 31540.3-2015Fire safety engineering guide -- Part 3: Structural response and fire spread beyond the enclosure of origin$205.00
  242. GB/T 31540.4-2015Fire safety engineering guide -- Part 4: Detection, activation and suppression$425.00
  243. GB/T 31540.5-2019Fire safety engineering guide—Part 5: Movement of fire effluents$175.00
  244. GB/T 31541-2015Test method for interfacial bond strength of fine ceramic materials -- Cross-bonded$195.00
  245. GB/T 31542-2015Steel-aluminum compound radiator$205.00
  246. GB/T 31543-2015Test methods for wind uplift resistance of single-ply roof assemblies$195.00
  247. GB/T 31544-2015Test method for elastic properties of glass at high temperatures—Impulse excitation of vibration$125.00
  248. GB/T 31545-2015Portland cement for nuclear power engineering$45.00
  249. GB/T 31545-2025Portland cement for nuclear power engineering$195.00
  250. GB/T 31546-2015Electric bicycle tyres$115.00
  251. GB/T 31547-2023Electric bicycle inner tubes$150.00
  252. GB/T 31548-2023Series of electric bicycle tyres$255.00
  253. GB/T 31549-2015Performance testing method for electric bicycle tyres$99.00
  254. GB/T 31550-2015Corrugated boxes for packaging in transportation under low temperature$85.00
  255. GB/T 31551-2026Sodium silicate-bonded sand reclamation equipment — Technical specifications$240.00
  256. GB/T 31552-2023Foundry machinery - Classification and model designation$495.00
  257. GB/T 31553-2025External-heating hot blast cupola furnaces$195.00
  258. GB/T 31554-2015Non-magnetic metallic coatings on metallic and non-metallic basis materials -- Measurement of coating thickness -- Phase-sensitive eddy-current method$105.00
  259. GB/T 31555-2015Manipulators for foundry use$85.00
  260. GB/T 31556.1-2015Packaging sacks -- Description and method of measurement for dimension -- Part 1: Paper sacks$75.00
  261. GB/T 31556.2-2015Packaging sacks -- Description and method of measurement for dimension -- Part 2: Sacks made from thermoplastic flexible film$75.00
  262. GB/T 31557-2015High speed CNC gantry-type engraving and milling machine with fixed crossbeam$475.00
  263. GB/T 31558-20155-axis simultaneous CNC spiral bevel gear grinding machines—Testing of the accuracy$275.00
  264. GB/T 31559-2015Collets for tool holders with taper ratio 1: 10 -- Collets, holders, nuts$185.00
  265. GB/T 31560.1-2015Horizontal hobbing machines—Part 1: Testing of the accuracy$395.00
  266. GB/T 31560.2-2015Horizontal hobbing machines—Part 2: Specifications$85.00
  267. GB/T 31561-2025Clay bonded sand reclaiming complete equipment - Technical specifications$285.00
  268. GB/T 31562-2024Foundry machinery - Method for the determination of cleanliness$420.00
  269. GB/T 31563-2015Metallic coatings -- Measurement of coating thickness -- Scanning electron microscope method$145.00
  270. GB/T 31564-2015Thermal spraying -- Determination of the deposition efficiency for thermal spraying$145.00
  271. GB/T 31565-2015Vitreous ang porcelain enamels -- Determination of the edge covering on enamelled steel plate to be used in heat exchangers$125.00
  272. GB/T 31566-2015Metallic coatings -- Physical vapour-deposited coatings of aluminium -- Specification and test methods$105.00
  273. GB/T 31567-2015Regenerative, enamelled and packed panels for air-gas and gas-gas heat exchangers$415.00
  274. GB/T 31568-2015Standard test method for determination of crystallite size of ZrO2 coatings by Scherrer equation$205.00
  275. GB/T 31569-20156-axis simultaneous CNC spiral bevel gear milling machines—Testing of the accuracy$240.00
  276. GB/T 31576-2015Animal and vegetable fats and oils -- Determination of copper, iron and nickel contents -- Graphite furnace atomic absorption method$145.00
  277. GB/T 31577-2015Inspection of grain and oils - Determination of damaged starch by an amperometric method$205.00
  278. GB/T 31578-2015Inspection of grain and oils -- Determination of crude proteia content in grain and its products -- Combustion method according to the Dumas prunple$235.00
  279. GB/T 31579-2015Inspection of grains and oils—Determination of sesamin and sesamolin in sesame oil by high performance liquid chromatography$145.00
  280. GB/T 31580-2015Series of electric bicycle rims$235.00
  281. GB/T 31581-2015Code of pratice on production of bovine frozen sexed-semen$145.00
  282. GB/T 31582-2015Bovine frozen sexed-semen$205.00
  283. GB/T 31583-2015Test method of physical properties for deoxidizing protection type$85.00
  284. GB/T 31584-2015Plate-type DeNOx catalysts$105.00
  285. GB/T 31585-2015Test method of activity for oxygen and sulphur and cyanide removal purification catalyst from coal gas$135.00
  286. GB/T 31586.1-2015Corrosion protection of steel structures by protective paint systems -- Assessment of, and acceptance criteria for, the adhesion/cohesion (fracture strength) of a coating -- Part 1: Pull-off testing$75.00
  287. GB/T 31586.2-2015Corrosion protection of steel structures by protective paint systems -- Assessment of, and acceptance criteria for, the adhesion/cohesion (fracture strength) of a coating -- Part 2: Cress-cut testing and X-cut testing$75.00
  288. GB/T 31587-2015Honeycomb-type DeNOx catalysts$235.00
  289. GB/T 31588.1-2015Paints and varnishes -- Determination of resistance to cyclic corrosion conditions -- Part 1: Wet (salt fog) /dry/humidity$235.00
  290. GB/T 31589-2015Analytical method of chemical composition for activated MDEA decarbonization desulfurization agent$145.00
  291. GB/T 31590-2025Analytical methods for the chemical composition of flue gas DeNOx catalysts$150.00
  292. GB/T 31591-2015Paints and varnishes -- Determination of mar resistance$125.00
  293. GB/T 31592-2015Fire safety engineering -- General principles$235.00
  294. GB/T 31593.1-2015Fire safety engineering -- Part 1: Assessment, verification and validation of calculation methods$415.00
  295. GB/T 31593.2-2015Fire safety engineering—Part 2: Data and information needed for FSE$205.00
  296. GB/T 31593.3-2015Fire safety engineering -- Part 3: Guidance on fire risk assessment$355.00
  297. GB/T 31593.4-2015Fire safety engineering -- Part 4: Selection of design fire scenarios and design fires$475.00
  298. GB/T 31593.5-2026Fire safety engineering - Part 5: Requirements governing algebraic equations for fire plumes$495.00
  299. GB/T 31593.6-2026Fire safety engineering - Part 6: Requirements governing algebraic equations for smoke layers$500.00
  300. GB/T 31593.7-2026Fire safety engineering - Part 7: Requirements governing algebraic equations for ceiling jet flows$495.00
  301. GB/T 31593.8-2026Fire safety engineering - Part 8: Requirements governing algebraic equations for vent flow$560.00
  302. GB/T 31593.9-2015Fire safety engineering -- Part 9: Guidance on evaluation of behaviour and movement of people$530.00
  303. GB/T 31594-2025Specification for the data quality of core social insurance business$1,220.00
  304. GB/T 31595-2025Security and resilience - Business continuity management systems - Guidance on the use of GB/T 30146$635.00
  305. GB/T 31596.1-2015Social insurance terminology—Part 1: General term$235.00
  306. GB/T 31596.2-2015Social insurance terminology—Part 2: Old-age insurance$205.00
  307. GB/T 31596.3-2023Social insurance vocabulary—Part 3: Unemployment insurance$210.00
  308. GB/T 31596.4-2015Social insurance terminology—Part 4: Medical insurance$205.00
  309. GB/T 31596.5-2015Social insurance terminology—Part 5: Work-related injury insurance$235.00
  310. GB/T 31596.6-2016Social insurance terminology—Part 6: Maternity insurance$115.00
  311. GB/T 31597-2022Specification on basic old-age insurance service for urban and rural residents$210.00
  312. GB/T 31598-2015Event sustainability management systems -- Requirements with guidance for use$535.00
  313. GB/T 31599-2015Archives management regulation of social insurance$475.00
  314. GB/T 31600-2015Guideline for the agriculture comprehensive standardization$355.00
  315. GB/T 31654-2021National food safety standard - General hygienic specifications for catering services$235.00
  316. GB/T 31702-2015Testing method for the sharpness of attached components on textile products$55.00
  317. GB/T 31703-2025Ceramic ball bearings - Silicon nitride balls$210.00
  318. GB/T 31704-2015Automatic loader weighing instruments$235.00
  319. GB/T 31705-2015In situ mesaurement of background atmospheric carbon dioxide and methane concentration by gas chromatographic(GC) system$145.00
  320. GB/T 31706-2015Mountain tourist attraction cleaning service specification$85.00
  321. GB/T 31707-2015Data processing of background atmospheric carbon monoxide concentration measured by in situ gas chromatographic (GC) system$85.00
  322. GB/T 31708-2015Safety of sporting goods—Risk assessment guidelines$235.00
  323. GB/T 31709-2015Data processing of background atmospheric carbon dioxide and methane concentration measured by in situ gas chromatographic (GC) system$85.00
  324. GB/T 31710.1-2015Standard of construction and service for recreational campground—Part 1: Guidelines$95.00
  325. GB/T 31710.2-2015Standard of construction and service for recreational campground—Part 2: Service of self - driving camp$145.00
  326. GB/T 31710.3-2015Standard of construction and service for recreational campground—Part 3: Tent campground$115.00
  327. GB/T 31710.4-2015Standard of construction and service for recreational campground—Part 4: Teenagers campground$295.00
  328. GB/T 31710.5-2022Standard of construction and service for recreational campground—Part 5:Camping park$150.00
  329. GB/T 31711-2015Field efficacy test methods and criterions of public health insecticides—Mosquito larvicides$115.00
  330. GB/T 31712-2015Guidelines for integrated vector management—Environmental management—Rodent$85.00
  331. GB/T 31713-2015Hygienic requirement for safety of antibacterial textiles$235.00
  332. GB/T 31714-2015Technique guide of chemical control for vector - Space spray$115.00
  333. GB/T 31715-2015Technique guide of chemical control for vector—Residual spray$145.00
  334. GB/T 31716-2015Principles and guidelines for the risk analysis of vector—Large-scale activity$145.00
  335. GB/T 31717-2015Guidelines for integrated vector management—Environmental management—Mosquito$85.00
  336. GB/T 31718-2015Guidelines for integrated vector management—Chemical control—Fly$185.00
  337. GB/T 31719-2015Guidelines for integrated vector management—Chemical control—Cockroach$145.00
  338. GB/T 31720-2015Insecticide resistance management for vector—General rules$145.00
  339. GB/T 31721-2015Vector control terms and classification$475.00
  340. GB/T 31722-2015Information technology -- Security techniques -- Information security risk management$475.00
  341. GB/T 31722-2025Cybersecurity technology - Guidance on managing information security risks$695.00
  342. GB/T 31723.405-2026Metallic communication cable test methods - Part 4-5: Electromagnetic compatibility (EMC) - Screening or coupling attenuation - Absorbing clamp method$470.00
  343. GB/T 31723.406-2026Metallic cable and other passive components test methods - Part 4-6: Electromagnetic compatibility (EMC) - Surface transfer impedance - Line injection method$360.00
  344. GB/T 31723.411-2018Metallic communication cable test methods -- Part 4-11: Electromagnetic compatibility (EMC) -- Coupling attenuation or screening attenuation of patch cords, coaxial cable assemblies, pre-connectorized cables -- Absorbing clamp method$205.00
  345. GB/T 31723.412-2021Metallic communication cable test methods - Part 4-12: Electromagnetic compatibility (EMC) - Coupling attenuation or screening attenuation of connecting hardware - Absorbing clamp method$150.00
  346. GB/T 31723.413-2021Metallic communication cable test methods - Part 4-13: Electromagnetic compatibility (EMC) - Coupling attenuation of links and channels(laboratory conditions) - Absorbing clamp method$210.00
  347. GB/T 31723.414-2021Metallic communication cable test methods - Part 4-14: Electromagnetic compatibility (EMC) - Coupling attenuation of cable assemblies (field conditions) - Absorbing clamp method$180.00
  348. GB/T 31724-2015Terminologies of wind energy resource$355.00
  349. GB/T 31725-2015Specification for early childhood education and care services$235.00
  350. GB/T 31726-2015Test method for anti-fogging property of plastic film$125.00
  351. GB/T 31727-2015Test method for attrition rate of transparent plastic film$145.00
  352. GB/T 31728-2023Portable luminaires with charging devices$210.00
  353. GB/T 31729-2015Test method for mass per unit area of plastic film$85.00
  354. GB/T 31730-2015Detection of genetically modified components in rice—Membrane-based array method$205.00
  355. GB/T 31731-2015General technical specification for the recovery and recycling of waste musical instruments$145.00
  356. GB/T 31732-2015Balance fertilization by soil testing—Technical specification for fertilizer compounding service station$145.00
  357. GB/T 31733-2015Technical regulations on urban surroundings protection forests construction$295.00
  358. GB/T 31734-2015Bamboo pyroligneous liquid$115.00
  359. GB/T 31735-2026Longan$150.00
  360. GB/T 31736-2015Speciality agriculture—Basic terms$85.00
  361. GB/T 31737-2015Testing method of pourability for pesticides$65.00
  362. GB/T 31738-2015Basic information description of agricultural products for purchase & sale—General guidelines$85.00
  363. GB/T 31739-2015Basic information description of agricultural products for purchase & sale—Pome fruits$205.00
  364. GB/T 31740.1-2015Tea products—Part 1: Instant tea in solid form$85.00
  365. GB/T 31740.2-2015Tea products—Part 2: Tea polyphenols$185.00
  366. GB/T 31740.3-2015Tea products—Part 3: Theaflavins$145.00
  367. GB/T 31741-2015Terminology and glossary of forestry biomass energy$475.00
  368. GB/T 31742-2015Gleditsia sinensis polysaccharide gum$145.00
  369. GB/T 31743-2015Animal and vegetable fats and oils -- Determination of solid fat content by pulsed NMR -- Direct method$355.00
  370. GB/T 31744-2015Test on the elementary properties of bamboo charcoal for water-purification$135.00
  371. GB/T 31745-2015Wear-resisting varnished solid wood flooring$145.00
  372. GB/T 31747-2026Thermally modified wood$255.00
  373. GB/T 31748-2015Requirements for fresh leaves of tea$65.00
  374. GB/T 31751-2015Compressed white tea$85.00
  375. GB/T 31752-2015Technical requirements for methyl bromide quarantine fumigation Chamber$185.00
  376. GB/T 31753-2026Technical code of practice for commercial potato production$300.00
  377. GB/T 31754-2015Technology specification for production of modified wood$235.00
  378. GB/T 31755-2015Technical regulation of disposal and application for Greenery Waste$235.00
  379. GB/T 31756-2015Heavy turpentine oil$115.00
  380. GB/T 31757-2015Preservative-treated wood decking$145.00
  381. GB/T 31758-2015Determination of solanesol in tobacco leaves and the extracts of tobacco leaves - High performance liquid chromatography method$145.00
  382. GB/T 31760-2015Chromated copper arsenate (CCA) preservative pressure-treated wood$145.00
  383. GB/T 31761-2015Alkaline copper quat (ACQ) preservative pressure-treated wood$145.00
  384. GB/T 31762-2015Determination of phenol emission from wooden materials and their furnishing products—Small chamber method$145.00
  385. GB/T 31763-2015Code for treatment and use of CCA-treated wood$85.00
  386. GB/T 31764-2015Technical regulation for controlling Batocera lineolata Chevrolat$235.00
  387. GB/T 31765-2015High density fibreboard$205.00
  388. GB/T 31766-2015The technical specification of wild ginseng processing and preservation$85.00
  389. GB/T 31768.2-2015Non-destructive testing - Infrared flash thermography - Part 2: Practice$295.00
  390. GB/T 31768.4-2015Non-destructive testing—Infrared flash thermography—Part 4: System$85.00
  391. GB/T 31769-2015Rating specification for applied competence of innovation method$205.00
  392. GB/T 31770-2015Technical requirements for Anti-counterfeiting of D9ing matrix code$475.00
  393. GB/T 31772-2015Classification and evaluation standard of domestic service agencies$185.00
  394. GB/T 31773-2015Coding rules for Chinese medicinal for mulae and their codes$2,585.00
  395. GB/T 31774-2015Coding rules for Chinese medicines and their codes$5,030.00
  396. GB/T 31775-2015Coding rules for Chinese medicines in supply chain management$145.00
  397. GB/T 31776-2015Determination method of methanol content in methanol gasoline for motor vehicles$75.00
  398. GB/T 31777-2026Digital music metadata$495.00
  399. GB/T 31778-2015City union card of digital city—General technology requirements$510.00
  400. GB/T 31779-2015Data description specification for products of science and technology service$570.00
  401. GB/T 31780-2015Critical temperature measurement -- Critical temperature of composite superconductors by a resistance method$145.00
  402. GB/T 31781-2015Classification and codes for digital music$1,355.00
  403. GB/T 31782-2023Electronic commerce trusted trading requirements$225.00
  404. GB/T 31783-2015Identification for commercial timber and wood products$205.00
  405. GB/T 31784-2026Code of practice for the grading and inspection of commercial potatoes$460.00
  406. GB/T 31785-2015Guidelines for evaluation of soybean storage character$145.00
  407. GB/T 31786-2015Tobacco and tobacco products -- Non-destructive determination of strips density variation ratio in case -- Ionizing radiation method$205.00
  408. GB/T 31787-2015Molecular detection of Carnation ringspot virus$205.00
  409. GB/T 31788-2015Detection and identification of Cronartium conigenum Hedgcock et Hunt$205.00
  410. GB/T 31789-2015Detection and identification of Phytophthora hibernalis Carne$205.00
  411. GB/T 31790-2025Detection and identification of main viroids for Solanaceae crops$360.00
  412. GB/T 31791-2015Detection and identification of Cotton leaf curl virus$185.00
  413. GB/T 31792-2015Detection and identification of Diaporthe helianthi Muntanola-Cvetkovic Mihaljcevic et Petrov$205.00
  414. GB/T 31793-2015Detection and identification of Leptosphaeria maculans (Fuckel) Ces. et De Not.$205.00
  415. GB/T 31794-2015Detection and identification of Neoclytus acuminatus (Fabricius)$295.00
  416. GB/T 31795-2015Detection and identification of Tomato black ring virus$235.00
  417. GB/T 31796-2015Detection and identification of Fusarium tucumaniae and Fusarium virguliforme$235.00
  418. GB/T 31797-2015Detection and identification of Hop latent viroid$205.00
  419. GB/T 31798-2015Detection and identification of Plenodomus biglobosus (Shoemaker & H. Brun) Gruyter, Aveskamp & Verkley$205.00
  420. GB/T 31799-2015Detection and identification of Solanum elaeagnifolium Cav.$235.00
  421. GB/T 31800-2015Detection and identification of Plum pox virus$235.00
  422. GB/T 31801-2015Detection and identification of Phytophthora syringae Kleb.$205.00
  423. GB/T 31802-2015Detection and identification of tomato spotted wilt virus$205.00
  424. GB/T 31803-2015Detection and identification of Cotton leaf crumple virus$185.00
  425. GB/T 31804-2015Detection and identification of Apple scar skin viroid$205.00
  426. GB/T 31805-2015Detection and identification of Cowpea sevre mosaic virus$235.00
  427. GB/T 31806-2015Detection and identification of Potato virus V$205.00
  428. GB/T 31807-2015Detection and identification of Phymatotrichopsis omnivora (Duggar) Hennebert$295.00
  429. GB/T 31808-2015Detection and identification of Albugo tragopogonis (Pers.) S. F. Gray$145.00
  430. GB/T 31809-2015Detection and identification of Pythium splendens Braun$205.00
  431. GB/T 31810-2015Detection and identification of Maize chlorotic mottle virus$235.00
  432. GB/T 31811-2015Ramie noil$85.00
  433. GB/T 31814-2024Frozen scallop$240.00
  434. GB/T 31815-2015Self-cleaning coatings for building exteriors$205.00
  435. GB/T 31816-2015Water treatment chemicals—Determination of the molecular weight and molecular weight distribution of polymers—Gel filtration chromatography$145.00
  436. GB/T 31817-2025Specification for protective coating of wind power equipment against corrosion$455.00
  437. GB/T 31818-2015Powdery starch adhesive for paper products$145.00
  438. GB/T 31819-2023Anti-corrosion technical specification for liquid fluorubber coated flue gas desulfurization (FGD) chimney$305.00
  439. GB/T 31820-2015Paints for cargo oil tanks of crude oil tankers$205.00
  440. GB/T 31821-2015Specification for the discard of the main parts of lifts$200.00
  441. GB/T 31831-2025Technical requirements for the application of LED indoor lighting$420.00
  442. GB/T 31832-2025Technical requirements for application of LED road lighting$435.00
  443. GB/T 31833-2015General principles for calculating energy consumption of insulation materials production$205.00
  444. GB/T 31834-2015Twinax cable for digital communications of 20GHz and lower$295.00
  445. GB/T 31835-2015Pocket-type personal radiation devices (PRD) for detection and alarming of radioactive material$235.00
  446. GB/T 31836-2015Radiation protection instrumentation -- Spectroscopy-based portal monitors used for the detection and identification of illicit trafficking of radioactive material$415.00
  447. GB/T 31837-2015Hand-held radiation monitor for detection, alarming and identification of radioactive material$295.00
  448. GB/T 31838.1-2015Solid insulating materials -- Dielectric and resistive properties -- Part 1: General$205.00
  449. GB/T 31838.2-2019Solid insulating materials -- Dielectric and resistive properties -- Part 2: Resistive properties (DC methods) -- Volume resistance and volume resistivity$165.00
  450. GB/T 31838.3-2019Solid insulating materials -- Dielectric and resistive properties -- Part 3: Resistive properties (DC methods) -- Surface resistance and surface resistivity$185.00
  451. GB/T 31838.4-2019Solid insulating materials -- Dielectric and resistive properties -- Part 4: Resistive properties (DC methods) -- Insulation resistance$185.00
  452. GB/T 31838.5-2021Solid insulating materials - Dielectric and resistive properties - Part 5: Resistive properties(DC method) - Volume resistance and volume resistivity of impregnation and coating materials$155.00
  453. GB/T 31838.6-2021Solid insulating materials - Dielectric and resistive properties - Part 6: Dielectric properties(AC method) - Relative permittivity and dielectric dissipation factor(frequencies 0.1Hz~10 MHz)$240.00
  454. GB/T 31838.7-2021Solid insulating materials - Dielectric and resistive properties - Part 7: Resistive properties(DC method) - Measurement of volume resistance and volume resistivity at elevated temperatures$235.00
  455. GB/T 31838.8-2024Solid insulating materials - Dielectric and resistive properties - Part 8: Determination of dielectric properties(AC method) - Relative permittivity and dielectric dissipation factor(frequencies 1 MHz~300 MHz)$360.00
  456. GB/T 31838.9-2026Solid insulating materials - Dielectric and resistive properties - Part 9: Determination of dielectric properties (AC method) - Relative permittivity and dielectric dissipation factor - Contact electrode method for insulating films$360.00
  457. GB/T 31839-2015Mechanical structures for electrotechnical and electronic equipment—Safety requirements and tests$295.00
  458. GB/T 31840.1-2025Aluminium alloy power cables with extruded insulation for rated voltages from 1 kV up to 35 kV - Part 1: Cables for rated voltages of 1 kV and 3 kV$830.00
  459. GB/T 31840.2-2025Aluminium alloy power cables with extruded insulation for rated voltages from 1 kV up to 35 kV - Part 2: Cables for rated voltages from 6 kV up to 30 kV$770.00
  460. GB/T 31840.3-2025Aluminium alloy power cables with extruded insulation for rated voltages from 1 kV up to 35 kV - Part 3: Cables for rated voltage 35 kV$635.00
  461. GB/T 31841-2015Mechanical structures for electrotechnical and electronic equipment—Design guide for electromagnetic shielding and ESD protection$355.00
  462. GB/T 31842-2015Mechanical structures for electrotechnical and electronic equipment—Guide for design of environmental protection$415.00
  463. GB/T 31843.2-2019Maritime navigation and radiocommunication equipment and systems -- Digital interfaces -- Part 2: Single talker and multiple listeners -- High-speed transmission$355.00
  464. GB/T 31843.3-2015Maritime navigation and radiocommunication equipment and systems -- Digital interfaces -- Part 3: Serial data instrument network$205.00
  465. GB/T 31843.450-2019Maritime navigation and radiocommunication equipment and systems -- Digital interfaces -- Part 450: Multiple talkers and multiple listeners -- Ethernet interconnection$970.00
  466. GB/T 31844-2015Cabinets for electrotechnical and electronic equipment—Hinge$145.00
  467. GB/T 31845-2015Mechanical structures for electrotechnical and electronic equipment—Thermal design specification$570.00
  468. GB/T 31846-2015Cabinets for high-voltage switchgear - General technical specification$205.00
  469. GB/T 31847-2015Mechanical structures for electrotechnical and electronic equipment—Modular order and associated applications$295.00
  470. GB/T 31848-2015Film mounted motor vehicle glass—Requirements for mounting$75.00
  471. GB/T 31849-2015Film mounted motor vehicle glass$125.00
  472. GB/T 31850-2015Test method for thermogravimetry(TG) of no-matallic sealing materials$70.00
  473. GB/T 31851-2015Test method for alkane plasticizer in structural silicone sealants$135.00
  474. GB/T 31852-2015Treatment and disposal specification for chromite processing residue$145.00
  475. GB/T 31853-2015Water supply equipment of vector control non-negative press$295.00
  476. GB/T 31854-2015Test method for measuring metallic impurities content in silicon materials used for photovoltaic applications by inductively coupled plasma mass spectrometry$125.00
  477. GB/T 31855-2015Treatment and disposal specification for waste hydrogen sulfide$235.00
  478. GB/T 31856-2015Treatment and disposal specification for waste chlorine$235.00
  479. GB/T 31857-2015Classification of solid chemical waste$85.00
  480. GB/T 31858-2015Simultaneous determination of acid yellow 1 and acid orange 7 prohibited using in eye cosmetics - High performance liquid chromatography$205.00
  481. GB/T 31859-2015Test method for easy-cleaning property of ceramic$65.00
  482. GB/T 31860-2015Magnesium fluoride for coating film use$145.00
  483. GB/T 31861-2015Clean fuel for industrial furnace—Briquette$85.00
  484. GB/T 31862-2015Commercial coal quality - Lignite$55.00
  485. GB/T 31863-2015Evaluation index of enterprise quality credit$85.00
  486. GB/T 31864-2016Index for credit evaluation of professional manager$145.00
  487. GB/T 31865-2015ebXML based transportation routing instruction$475.00
  488. GB/T 31867-2015Index for credit evaluation of social organization$85.00
  489. GB/T 31868-2015Technical requirements for Anti-counterfeiting of D9ing matrix code generator$355.00
  490. GB/T 31869-2015Technical requirements for Anti-counterfeiting of D9ing matrix code identificator$235.00
  491. GB/T 31870-2015Guides for drafting enterprise quality credit report$85.00
  492. GB/T 31871-2015ebXML based cross dock despatch$650.00
  493. GB/T 31872-2015ebXML based receiving advice$535.00
  494. GB/T 31873-2015ebXML based warehouse shipping order$355.00
  495. GB/T 31874-2015ebXML based transportation rate request and response$1,170.00
  496. GB/T 31875-2015ebXML based inventory status advice$295.00
  497. GB/T 31876-2015ebXML based consumption report$355.00
  498. GB/T 31877-2015ebXML based FTL/LTL shipment status inquiry and response$510.00
  499. GB/T 31878-2015ebXML based despatch advice$590.00
  500. GB/T 31879-2026Road vehicles - Fifth wheel$255.00
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