Browse Standards
Found: 226547 — page 4431 of 4720
Superseded
GB/T 12359-1990 — Limits of sizes for metric trapezoidal screw threads
National·Recommended
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Superseded
GB/T 12360-1990 — Cone fit
National·Recommended
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$165.00PDF
Superseded
GB/T 12361-1990 — General specification of steel die forgings
National·Recommended
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$85.00PDF
Superseded
GB/T 12362-1990 — Tolerances and machining allowances of steel die forgings
National·Recommended
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$265.00PDF
Superseded
GB/T 12363-1990 — Classification of forging functions
National·Recommended
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$90.00PDF
Superseded
GB/T 12364-1990 — Networking technical requirement for the domestic satellite communication systems
National·Recommended
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$510.00PDF
Withdrawn
GB/T 12365-1990 — Technical parameters for short distance optical cable transmission of broadcasting and television
National·Recommended
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$70.00PDF
Valid
GB/T 12366.1-1990 — Guideline for the work of complex standardization
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$165.005 pages
Superseded
GB/T 12366.2-1990 — Guideline for the work of complex standardization--General requirements of complex standardization for industrial products
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$249.00PDF
Superseded
GB/T 12366.3-1990 — Guideline for the work of complex standardization--General requirements of complex standardization for agriculture products
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$205.00PDF
Superseded
GB/T 12368-1990 — Modules of bevel gears
National·Recommended
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Valid
GB/T 12369-1990 — Basic tooth profile of straight and skew bevel gears
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$85.003 pages
Superseded
GB/T 12370-1990 — Terminology for bevel and hypoid gears
National·Recommended
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Superseded
GB/T 12371-1990 — Bevel gears. Information of the dimensional data to be given on the drawing
National·Recommended
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$100.00PDF
Withdrawn
GB/T 12372-1990 — Standard method for examination of nitrogen dioxide in air of residential areas. Modified saltzman method
National·Recommended
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Withdrawn
GB/T 12373-1990 — Standard sampling equipments of liquid absorbent methods for determining gaseous pollutants in air of residential areas
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Withdrawn
GB/T 12374-1990 — Standard method for examination of nitrate in air of residential areas. Reduction of the cadmium column-spectrophotometry of N-(1-naphthyl)ethylene diamine hydrochloride
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Withdrawn
GB/T 12375-1990 — Analytical method of tritium in water
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Withdrawn
GB/T 12376-1990 — Analytical method of polonium-210 in water. Method of preparing sample by electroplating
National·Recommended
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Withdrawn
GB/T 12377-1990 — Analytical method of microquantity uranium in air by laser-fluoremetry
National·Recommended
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Withdrawn
GB/T 12378-1990 — Analytical method of microquantity uranium in air by spectrophotofluoremetry after extraction with TBP
National·Recommended
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Superseded
GB/T 12385-1990 — Test method for sealing characteristics of gaskets for pipe flanges
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$255.00PDF
Superseded
GB/T 12388-1990 — Method for determination of retinol and tocopherol in foods
National·Recommended
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$209.00PDF
Superseded
GB/T 12389-1990 — Method for determination of carotene in foods
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Superseded
GB/T 12390-1990 — Method for determination of thiamine (vitamin B1) in foods
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Superseded
GB/T 12391-1990 — Methods for determination of riboflavin in foods
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Superseded
GB/T 12392-1990 — Method for determination of total ascorbic acid in fruits, vegetables and derived products--Fluorometric method and colorimetric method
National·Recommended
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Superseded
GB/T 12393-1990 — Method for determination of phosphorus in foods
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Superseded
GB/T 12394-1990 — Method for determination of insoluble dietary fiber in foods
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Superseded
GB/T 12395-1990 — Method for determination of niacin in foods
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GB/T 12396-1990 — Method for determination of iron, magnesium and manganese in foods
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Superseded
GB/T 12397-1990 — Method for determination of potassium and sodium in foods
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Superseded
GB/T 12398-1990 — Method for determination of calcium in foods
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Valid
GB/T 12401-1990 — Specificationof antenna (including feed network) and servo system used in domestic satellitecommunication earth stations
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$135.008 pages
Superseded
GB/T 12402-1990 — Code for economic categories
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$55.00PDF
Valid
GB/T 12403-1990 — Names and codes for the officials positions
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$304.007 pages
Superseded
GB/T 12404-1990 — Coding for subordination of organization
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Superseded
GB/T 12405-1990 — Coding for kind of increase or decrease number of workers in an organization
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Superseded
GB/T 12407-1990 — Codes for cadres positions classes
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Valid
GB/T 12408-1990 — Codes for social moonlights
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$474.009 pages
Withdrawn
GB/T 12410-1990 — Identification code for ships engaged in international voyage
National·Recommended
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Superseded
GB/T 12411.1-1990 — Sampling method of the jute and kenaf fibres
National·Recommended
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Superseded
GB/T 12411.2-1990 — Test method for breaking strength of jute and kenaf fibres
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$25.00PDF
Superseded
GB/T 12411.3-1990 — Test method for linear density of jute and kenaf fibres. Cut middles method
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Superseded
GB/T 12411.4-1990 — Test method for softness of jute and kenaf fibres. Twist tester method
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Superseded
GB/T 12411.5-1990 — Test method for moisture regain in jute and kenaf fibres by oven drying
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Superseded
GB/T 12411.6-1990 — Test method for percentage of trash content in jute and kenaf fibres
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Superseded
GB/T 12412-1990 — Raw hair and underfleece of yak
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$255.00PDF