Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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JC/T 2066-2011 Quartz glass diffusion tubes for silicon for solar cell 90.0 via email in 1~3 business day valid
JC/T 2027-2010 Determination of impurities in high purity quartz - Inductively coupled plasma atomic emission spectrometry 75.0 via email in 1~3 business day valid
JC/T 2064-2011 Transparent quartz glass rods for semiconductor 120.0 via email in 1~3 business day valid
JC/T 179-2011 Transparent quartz crucibles 150.0 via email in 1~3 business day valid
GB/T 12442-1990 Test method for the hydroxyl groups content of silica glass 30.0 via email in 1~3 business day valid
JC/T 892-2001 Milky quartz glass tubes for infrared heaters 90.0 via email in 1~3 business day superseded
GB/T 4121-2014 Test method for stability to thermal darkening of quartz glass 90.0 via email in 1~3 business day valid
JC/T 653-2011 Quartz glassware Beaker 150.0 via email in 1~3 business day valid
JC/T 654-2011 Quartz glassware Evaporating dish 120.0 via email in 1~3 business day valid
GB/T 30985-2014 Quartz glass handle for optical fiber manufacture 150.0 via email in 1~3 business day valid
GBN 225-1984 30.0 via email in 1~3 business day valid
JC/T 228-1981(1996) TST quartz glass springs 15.0 via email in 1~3 business day abolished
JC 227-1981(1996) Low-expansion QSD quartz glass tubes 30.0 via email in 1~3 business day valid
JC/T 181-2011 Transparent quartz glass devices for semiconductor 90.0 via email in 1~3 business day valid
GB 9657-1988 via email in business day superseded
GB/T 3284-1993 Analytical method of the chemical composition in the quartz glass 180.0 via email in 1~3 business day superseded
GB/T 7690.2-2013 Reinforcements - Test Method for Yarns - Part 2: Determination of Twist 110.0 via email in 1~3 business day valid
GB 4121-1983 The test method for stability to thermal darkening of silica glass 30.0 via email in 1~3 business day superseded
GB 9658-1988 via email in business day valid
JC/T 651-2011 Quartz glassware Crucible 120.0 via email in 1~3 business day valid
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