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GB/T 7962.2-2010 Test methods of colourless optical glass—Part 2:Optical homogeneity—Fizeau plano-interferometry (USD) via email in 1-3 business day VALID
GB/T 16920-1997 Glass--Determination of coefficient of mean linear thermal expansion via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 7962.22-2019 Test method of colourless optical glass—Part 22:Resistance to attack by aqueous alkaline phosphate-containing (USD) via email in 1-3 business day VALID
GB/T 21170-2007 Glass hollowware—Test method for lead and cadmium release (USD) via email in 1-3 business day ABOLISHED
GB/T 16920-2015 Glass—Determination of coefficient of mean linear thermal expansion (USD) via email in 1-3 business day VALID
GB/T 34843-2017 (USD) via email in 1-3 business day VALID
GB/T 21299-2007 Glass containers—Tolerances (USD) via email in 1-3 business day ABOLISHED
GB/T 28212-2011 Laboratory glassware—Condensers (USD) via email in 1-3 business day VALID
GB/T 28211-2011 Laboratory glassware—Filter funnels (USD) via email in 1-3 business day VALID
GB/T 6579-2007 Laborator glassware - Thermal shock and thermal shock endurance - Test methods (USD) via email in 1-3 business day VALID
GB/T 34184-2017 Test method for infrared refractive index of infrared optical glass—The deflection angle measurement (USD) via email in 1-3 business day VALID
GB/T 12415-2015 Pharmaceutical glass containers glassware stress examination methods (USD) via email in 1-3 business day VALID
GB/T 30983-2014 Test method for optical properties of photovoltaic glass (USD) via email in 1-3 business day VALID
GB/T 35598-2017 Heat resistant glass wares by pressing (USD) via email in 1-3 business day VALID
GB/T 7962.8-2010 Test methods of colourless optical glass—Part 8:Bubble (USD) via email in 1-3 business day VALID
GB/T 7962.6-2010 Test methods of colourless optical glass—Part 6:Youngs modulus,shear modulus and Poissons ratio (USD) via email in 1-3 business day VALID
GB/T 35595-2017 Glass containers—Testing methods for arsenic and antimony release (USD) via email in 1-3 business day VALID
GB/T 7962.5-2010 Test methods of colourless optical glass—Part 5:Stress birefringence (USD) via email in 1-3 business day VALID
GB/T 35596-2017 Heat resistant glass wares by blowing (USD) via email in 1-3 business day VALID
GB/T 28209-2011 Methods for chemical analysis of borosilicate glasses (USD) via email in 1-3 business day VALID
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