Standards GB - Chinese national standards - Page 6058

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GB/T 14053-1993 WITHDRAWN

Dosimetry of X and reference radiations for radiation protection over the energy range from 8 keV to 1.3 MeV

WITHDRAWN published on 4.1.1993

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GB/T 14054-1993 WITHDRAWN

Installed X or gamma radiation doserate meters, warning assemblies and monitors for use in radiation protection

WITHDRAWN published on 4.1.1993

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GB/T 14055-1993 WITHDRAWN

Neutron reference radiations for calibrating neutron- measuring devices used for radiation protection purposes and for determining their response as a function of neutron energy

WITHDRAWN published on 4.1.1993

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