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GB - Chinese national standards - Page 8370

Standards GB - Chinese national standards - Page 8370

Standards GB are Chinese national standards, which are issued by China's Standardization Administration Office (SAC).
Chinese national standards are used all over China commonly labeled as GB standards. They determine the united production requirements regarding product safety and quality .
GB standards are often modified or created according to the international standards of ISO, IEC or any other international level. Although, they are largely harmonized, GB standards may differ from international standards .
Approximately 15% of all GB standards are obligatory and they can be identified according to the prefix GB, after which the code of the standards follows:
GB – Obligatory national standards
GB/T – Optional national standards
GB/Z – National steering technical document

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Preview GB/T 6148-2005 9.9.2005
GB/T 6148-2005 WITHDRAWN

Test method for temperature-resistance coefficient of precision resistance alloys

WITHDRAWN published on 9.9.2005

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in 3 working days
Preview GB/T 6149-1985 21.6.1985
GB/T 6149-1985 WITHDRAWN

New constantan resistance alloy

WITHDRAWN published on 21.6.1985

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574.80 USD


in 4 working days
Preview GB/T 615-1988 5.9.1988
GB/T 615-1988 WITHDRAWN

Chemical reagent General method for the determination of distillation range

WITHDRAWN published on 5.9.1988

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478.80 USD


in 3 working days
Preview GB/T 6150.1-1985 21.6.1985
GB/T 6150.1-1985 WITHDRAWN

Methods for chemical analysis of tungsten concentrates—The ammonium tungstate igniting gravimetric method for the determination of tungsten trioxide content

WITHDRAWN published on 21.6.1985

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in 2 working days
Preview GB/T 6150.1-2008 31.3.2008
GB/T 6150.1-2008 WITHDRAWN

Methods for chemical analysis of tungsten concentrates—Determination of tungsten trioxide content—The ammonium tungstate igniting gravimetric method

WITHDRAWN published on 31.3.2008

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electronic design (pdf) (120.00 USD)


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IN STOCK
Preview GB/T 6150.10-1985 21.6.1985
GB/T 6150.10-1985 WITHDRAWN

Methods for chemical analysis of tungsten concentrates—The thiocyanate photometric method for the determination of molybdenum content

WITHDRAWN published on 21.6.1985

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in 2 working days
Preview GB/T 6150.10-2008 31.3.2008
GB/T 6150.10-2008 WITHDRAWN

Methods for chemical analysis of tungsten concentrates—Determination of lead content—Flame atomic absorption spectrometric method

WITHDRAWN published on 31.3.2008

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in 2 working days
Preview GB/T 6150.11-1985 21.6.1985
GB/T 6150.11-1985 WITHDRAWN

Methods for chemical analysis of tungsten concentrates—The atomic absorption spectrophotometric method for the determination of copper content

WITHDRAWN published on 21.6.1985

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in 2 working days
Preview GB/T 6150.12-1985 21.6.1985
GB/T 6150.12-1985 WITHDRAWN

Methods for chemical analysis of tungsten concentrates—The hydrochloric acid-sodium chloride supporting electrolyte polarographic method for the determination of lead content

WITHDRAWN published on 21.6.1985

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in 2 working days
Preview GB/T 6150.12-2008 17.6.2008
GB/T 6150.12-2008 WITHDRAWN

Methods for chemical analysis of tungsten concentrates—Determination of silicon dioxide content—The silicomolybdenum blue spectrophotometry and the gravimetry

WITHDRAWN published on 17.6.2008

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in 3 working days

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