T/CRRA 0702-2017 Platinum-containing ceramic powder

Scope

This standard specifies the technical requirements, safety information, test methods, inspection rules, packaging, marking, storage, and transportation for platinum-containing ceramic powder products. This standard applies to platinum-containing ceramic powder products processed by enterprises with relevant environmental impact assessment qualifications, which are obtained from dismantling, crushing, and grinding ceramic honeycomb bodies in used automotive exhaust purifiers for the extraction of precious metals such as palladium, platinum, and rhodium. 5.1 Technical Requirements for Platinum-Containing Ceramic Powder Platinum in platinum-containing ceramic powder refers to platinum group metals, including platinum, palladium, and rhodium. The technical requirements for platinum-containing ceramic powder specify the main technical parameters, including the content of platinum, palladium, and rhodium, morphology, particle size, moisture content, and net content. 5.2 Safety Information for Platinum-Containing Ceramic Powder Referring to the "Content and Order of Safety Technical Data Sheets for Chemicals" (GB/T 16483), it is proposed that a safety technical data sheet should be provided when platinum-containing ceramic powder is shipped. 5.3 Test Methods for Platinum-Containing Ceramic Powder It gives the testing equipment and methods for the content of platinum, palladium, and rhodium, appearance, particle size, moisture content, and net content. The determination of the test results refers to the "Rules for Rounding Numbers and the Representation of Limit Values".

Development Information

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