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

GB/T 24981.2-2020    Test methods of rare earth long afterglow phosphors—Part 2:Determination of afterglow brightness
稀土长余辉荧光粉试验方法 第2部分:余辉亮度的测定 ;
Category No.:77.120.99 Valid Status:valid
Issued Organization:SAMR; SAC Issued Date:2020-11-19
Implemented Date:2021-10-1 Abolished Date:
Superseded Standard.: Superseded Date:
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