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International Standard Category: Other non-ferrous metals and their alloys

GB/T 31969-2015    Test methods of rare earth three-band phosphors for fluorescent lamps―Measurement of phosphors application character
灯用稀土三基色荧光粉试验方法 荧光粉二次特性的测定 ;
Category No.:77.120.99 Valid Status:valid
Issued Organization:AQSQA AND SAC Issued Date:2015-09-11
Implemented Date:2016-8-1 Abolished Date:
Superseded Standard.: Superseded Date:
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