This Standard specifies the limit requirements of natural radioactive in non-ferrous metal products, and over-limit of natural radioactivity activity concentration and management control of artificial radionuclide pollution. This Standard applies to development and utilization of non-ferrous metal products such as copper, lead, zinc, tin, nickel, and cobalt. The development and utilization of other minerals can also refer to the provisions of this Standard.B.2.4 Cabin sampling methods B.2.4.1 Sampling position When the non-ferrous metal mineral products are loaded and unloaded by excavators, bucket and other handling tools, SAMPLE from handling tools or on newly exposed surface inanbsp;...
|Title||:||GB 20664-2006: Translated English PDF of Chinese Standard GB20664-2006|
|Publisher||:||www.ChineseStandard.net - 2014-08-15|