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Standards GB - Chinese national standards - Page 98
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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GB/T 11218-1989
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The determination for alpha-radionuclide of radium in water
Standard published on 31.3.1989
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GB/T 11219.1-1989
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Determination of plutonium in soil--Extraction chromatography method
Standard published on 31.3.1989
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GB/T 11219.2-1989
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Determination of plutonium in soil--Ion exchange method
Standard published on 31.3.1989
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GB/T 11220.1-1989
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Determination of uranium in soil--CL-5209 extractant-containing resin separation 2-(5-bromo-2-pyridylazo)-5-diethlaminophenol spectrophotometry
Standard published on 31.3.1989
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GB/T 11221-1989
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Radiochemical analysis of caesium-137 in ash of biological samples
Standard published on 31.3.1989
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GB/T 11222.1-1989
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Radiochemical analysis of strontium-90 in ash of biological samples--Extraction chromatography by di-(2-ethylhexyl) phosphate
Standard published on 31.3.1989
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GB/T 11223.1-1989
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Analytical determination of uranium in ash of biological samples--Solid fluorimetry
Standard published on 31.3.1989
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GB/T 11224-1989
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Analytical method of thorium in water
Standard published on 31.3.1989
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GB/T 11225-1989
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Analytical method of plutonium in water
Standard published on 31.3.1989
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GB/T 11228-2008
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Fundamental parameters for kitchens and related equipments in housing
Standard published on 4.11.2008
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