Determination of regulated substances in electrotechnical products. Part 7-2. Hexavalent chromium. Determination of hexavalent chromium Cr(VI) in polymers and electronics by the colorimetric method
Secondary cells and batteries containing alkaline or other non-acid electrolytes. Safety requirements for portable sealed secondary cells, and for batteries made from them, for use in portable applications. Part 2. Lithium systems
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