Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

International Standard Category: Cadmium, cobalt and their alloys

GB/T 14634.2-1993    Rare-earth phosphors with red green blue luminescencefor fluorescent lamp--Measuring method of chromaticity coordinates
灯用稀土红色、绿色、蓝色荧光粉试验方法 色品坐标测试方法 ;
Category No.:77.120.70 Valid Status:superseded
Issued Organization: Issued Date:1993-09-15
Implemented Date:1994-6-1 Abolished Date:2003-06-01
Superseded Standard.:GB/T 14634.2-2002 Test methods of rare earth three-band phosphors for fluorescent lamps-Determination of emission spectrum and chromaticity
Superseded Date:2003-6-1
Back          Detail

Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886
Copyright: Foryou Tech Co., Ltd. 2008-2020