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SJ 2412-1983 (USD) via email in 1-3 business day ABOLISHED
GB 11293-1989 terms and definitions of solid-state laser material (USD) via email in 1-3 business day VALID
GB 10304.1-1988 General rule for analytical method of cathode carbonate (USD) via email in 1-3 business day ABOLISHED
GB 9506.6-1988 Test method for barium film distribution of nitrogen-doped getter (USD) via email in 1-3 business day ABOLISHED
GB/T 14619-2013 Alumina ceramic substrates for thick film integrated circuits (USD) via email in 1-3 business day VALID
GB 11312-1989 Test methods for SA W properties of piezoelectric ceramics and crystals (USD) via email in 1-3 business day VALID
GB/T 31370.1-2015 Test method of flat panel display (FPD) color filters—Part 1:Color and transmittance (USD) via email in 1-3 business day VALID
GB/T 4070-1996 General method of the phosphor (USD) via email in 1-3 business day ABOLISHED
SJ 683-1983 via email in ABOLISHED please email coc@codeofchina.com for quotation
GB 9474.5-1988 (USD) via email in 1-3 business day ABOLISHED
GB/T 11446.5-1997 Test method for measuring trace metals in electronic grade water by atomic absorption spectrophotometry (USD) via email in 1-3 business day ABOLISHED
GB 11446.1-1989 (USD) via email in 1-3 business day ABOLISHED
GB 9489.9-1988 Methods for determination of PH in alundum powder (USD) via email in 1-3 business day ABOLISHED
SJ 2411-1983 (USD) via email in 1-3 business day ABOLISHED
GB/T 3389.3-2001 Test methods for the properties of piezoelectric ceramics--Test for Curie temperature Tc via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB 9506.8-1988 Test method for gettering properties of non-evaporable getter (USD) via email in 1-3 business day ABOLISHED
GB/T 11446.7-2013 Test method for trace anion in electronic grade water by ion chromatography (USD) via email in 1-3 business day VALID
GB/T 5838.41-2015 Phosphors—Part 4-1:Phosphor for black-white picture tubes (USD) via email in 1-3 business day VALID
GB/T 6628-1996 Lumbered synthetic quartz crystal via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
SJ 1858-1981 (USD) via email in 1-3 business day ABOLISHED
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