GB/T Standards
Found: 49235 — page 1001 of 1026
Valid
GB/T 223.18-1994 — Methods for chemical analysis of iron, steel and alloy--The sodium thiosulfate separation iodimetric method for the determination of copper content
National·Recommended
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$55.0015 pages
Valid
GB/T 223.20-1994 — Methods for chemical analysis of iron，steel and alloy--The fotentiometric titration method for the determination of cobalt content
National·Recommended
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$95.0015 pages
Valid
GB/T 223.21-1994 — Methods for chemical analysis of iron, steel and alloy--The 5-Cl-PADAB spectrophotometricmethod for the determination of cobalt content
National·Recommended
Instant delivery (0–9 sec)
$35.008 pages
Valid
GB/T 223.22-1994 — Methods for chemical analysis of iron, steel and alloy--The nitroso-R-salt spectrophotometric method for the determination of cobalt content
National·Recommended
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$35.008 pages
Valid
GB/T 223.25-1994 — Methods for chemical analysis of iron, steel and alloy--The dimethylglyoxime gravimetric method forthe determination of nickel content
National·Recommended
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$35.0015 pages
Valid
GB/T 223.30-1994 — Methods for chemical analysis of iron, steel and alloy. The arsenazo Ⅲ spectrophotometric method for the determination of zirconium content after separation by p-bromomandelic acid
National·Recommended
Instant delivery (0–9 sec)
$95.004 pages
Valid
GB/T 223.32-1994 — Methods for chemical analysis of iron, steel and alloy. The hypophosphite reduction-iodimetric method for the determination of arsenic content
National·Recommended
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$45.004 pages
Valid
GB/T 223.33-1994 — Methods forchemical analysis of iron，steel and alloy--The chlorophosphonago mA photometric method for the determination of cerium content after extraction separation
National·Recommended
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$35.0015 pages
Valid
GB/T 223.36-1994 — Methods for chemical analysis of iron, steel and alloy--The neutral titration method for the determination of nitrogen content after distillation separation
National·Recommended
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$35.008 pages
Valid
GB/T 223.47-1994 — Methods for chemical analysis of iron，steel and alloy--The carrier precipitation-molybdenumblue potometric method for the determination of antimony content
National·Recommended
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$55.0015 pages
Valid
GB/T 223.49-1994 — Methods for chemical analysis of iron, steel and alloy--Extraction separation-chlorophosphonazo mA spectro-photometric method for the determination of the total rare earth content
National·Recommended
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$95.0015 pages
Valid
GB/T 223.50-1994 — Methods for chemical analysis of iron，steel and alloy--The phenylfluorone-CTMAB direct photometric method for the determination of tin content
National·Recommended
Instant delivery (0–9 sec)
$95.0015 pages
Valid
GB/T 223.76-1994 — Methods for chemical analysis of iron, steel and alloy--The flame atomic absorption spectrometric method for the determination of vanadium content
National·Recommended
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$85.008 pages
Valid
GB/T 223.77-1994 — Methods for chemical analysis of iron, steel and alloy--The flame atomic absorption spectrometric method for the determination of calcium content
National·Recommended
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$85.008 pages
Valid
GB/T 2677.6-1994 — Fibrous raw material. Determination of solvent extractives
National·Recommended
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$79.002 pages
Valid
GB/T 2677.8-1994 — Fibrous raw material. Determination of acid-insoluble lignin
National·Recommended
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$79.002 pages
Valid
GB/T 2677.9-1994 — Fibrous raw material. Determination of pentosan
National·Recommended
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$85.003 pages
Valid
GB/T 2678.4-1994 — Pulps and paper--Determination of zero-span tensile properties
National·Recommended
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$85.0015 pages
Valid
GB/T 2889-1994 — Plain bearings - Terms, definitions, classification and symbols - Part 1: Design, bearing materials and their properties
National·Recommended
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$345.0031 pages
Valid
GB/T 2900.32-1994 — Electrotechnical terminology--Power semiconductor device
National·Recommended
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$375.0021 pages
Valid
GB/T 2900.9-1994 — Electrotechnical terminology--Spark plug
National·Recommended
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$169.0015 pages
Valid
GB/T 2927-1994 — Optical printing ratios for enlargement and reduction of motion-picture film images-specification
National·Recommended
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$79.002 pages
Valid
GB/T 3141-1994 — Industrial liquid lubricants. ISO viscosity classification
National·Recommended
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$85.003 pages
Valid
GB/T 3223-1994 — Acoustics. Free-field calibration method of underwater sound transducers
National·Recommended
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$255.0013 pages
Valid
GB/T 3375-1994 — Welding terminology
National·Recommended
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$485.0033 pages
Valid
GB/T 3402-1994 — Plastics - Homopolymer and copolymer resins of vinyl chloride - Part 1: Designation system and basis for specifications
National·Recommended
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$115.009 pages
Valid
GB/T 3408-1994 — Instrument for dam monitoring -- Strain meter -- Part 1: Unbonded elastic wire resistance strain meter
National·Recommended
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$195.0012 pages
Valid
GB/T 3410-1994 — Instrument for dam monitoring -- Joint meter -- Part 1: Unbonded elastic wire resistance joint meter
National·Recommended
Instant delivery (0–9 sec)
$115.0011 pages
Valid
GB/T 3411-1994 — Unbonded elastic wire resistance type pore pressure cell
National·Recommended
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$105.0015 pages
Valid
GB/T 3412-1994 — Wheatstone bridge for unbonded elastic wire resistance meter
National·Recommended
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$105.0015 pages
Valid
GB/T 3453-1994 — Basic mode control procedures for data communications
National·Recommended
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$465.0025 pages
Valid
GB/T 3557-1994 — Specification of audio-visual environment for cinema theatres
National·Recommended
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$125.0015 pages
Valid
GB/T 393-1994 — Daily used safety matches
National·Recommended
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$85.0015 pages
Valid
GB/T 4376-1994 — Series and products of voltage regulators for semi-conductor integrated circuits
National·Recommended
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$890.0055 pages
Valid
GB/T 4586-1994 — Semiconductor devices Discrete devices. Part 8: Field-effect transistors
National·Recommended
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$505.0026 pages
Valid
GB/T 4637-1994 — Head gaps and sound records for three-, four-, or six-track magnetic sound records on 35mm motion-picture film containing no picture. Positions and width dimensions
National·Recommended
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$85.003 pages
Valid
GB/T 5261-1994 — Information processing. Control functions for 7-bit and 8-bit coded character sets
National·Recommended
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$650.0043 pages
Valid
GB/T 547-1994 — Anchor shackle
National·Recommended
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$130.0015 pages
Valid
GB/T 5875-1994 — Recorded characteristics for magnetic sound records on 35mm and 16mm motion-picture films containing no picture
National·Recommended
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$79.002 pages
Valid
GB/T 6325-1994 — Terminology of analysis for organic chemical products
National·Recommended
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$135.0015 pages
Valid
GB/T 633-1994 — Chemical reagent--Sodium nitrite
National·Recommended
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$85.0015 pages
Valid
GB/T 726-1994 — Reciprocating internal combustion engines. Designation of the direction of rotation and of cylinders and valves in cylinder heads and definition of right-hand and left-hand in line engines and locations on an engine
National·Recommended
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$135.008 pages
Valid
GB/T 7717.8-1994 — Acrylonitrile for industrial use. Determination of content of total aldehydes. Spectrophotometric method
National·Recommended
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$79.002 pages
Valid
GB/T 7717.9-1994 — Acrylonitrile for industrial use. Determination of content of total cyanides. Titrimetric method
National·Recommended
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$79.002 pages
Valid
GB/T 905-1994 — Dimension, shape, weight and tolerance for cold-drawn round, square and hexagonal steels
National·Recommended
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$35.0010 pages
Valid
GB/T 10067.5-1993 — Basic specifications for electroheat installations. High frequency dielectric heating installations
National·Recommended
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$165.007 pages
Valid
GB/T 13849.2-1993 — Local telecommunication cables with polyolefin insulation and polyolefin sheath. Part 2: Unfilled, moisture barrier polyethylene sheathed local telecommunication cables with copper conductors and solid or cellular polyolefin insulation
National·Recommended
Instant delivery (0–9 sec)
$130.004 pages
Valid
GB/T 13849.3-1993 — Local telecommunication cables with polyolefin insulation and polyolefin sheath. Part 3: Filled, moisture barrier polyethylene sheathed local telecommunication cables with copper conductors and solid or cellular polyolefin insulation
National·Recommended
Instant delivery (0–9 sec)
$135.009 pages