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GB/T 7962.10-2010 Test methods of colourless optical glass—Part 10:X-rays stability (USD) via email in 1-3 business day VALID
QB/T 2437-2015 The measuring cup of beer via email in VALID please email coc@codeofchina.com for quotation
GB/T 22067-2008 Laboratory glassware - Wide necked boiling flasks (USD) via email in 1-3 business day VALID
GB/T 22362-2008 Laboratory glassware - Flasks (USD) via email in 1-3 business day VALID
GB/T 38711-2020 Test method for reheating shrinkage of ultrathin glass—Laser method (USD) via email in 1-3 business day TO BE VALID
GB/T 28196-2011 Determination of annealing point and strain point for glass (USD) via email in 1-3 business day VALID
GB/T 12808-2015 Laboratory glassware—One mark pipettes (USD) via email in 1-3 business day VALID
GB/T 28194-2011 Glass—Double liner method for determination thermal coefficient expansion (USD) via email in 1-3 business day VALID
GB/T 38686-2020 Test method for flexibility of ultrathin glass—Two point bending method (USD) via email in 1-3 business day TO BE VALID
GB/T 17129-1997 Colourless optical glass test methods of chemical stabilty--Powder via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 7962.20-2010 Test methods of colourless optical glass—Part 20:Density (USD) via email in 1-3 business day VALID
GB/T 15724-2008 Laboratory glassware - Beakers (USD) via email in 1-3 business day VALID
GB/T 6582-1997 Glass-Hydrolytic resistance of glass grains at 98℃-Method of test and classification via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 4771-2015 Released alkali tests of glasses and glass containers for pharmaceutical preparations (USD) via email in 1-3 business day VALID
GB/T 7962.1-2010 Test methods of colourless optical glass—Part 1:Refractive index and coefficient of dispersion (USD) via email in 1-3 business day VALID
GB/T 7962.9-2010 Test methods of colourless optical glass—Part 9:Coefficient of optical absorption (USD) via email in 1-3 business day VALID
GB/T 18144-2000 Test method for measurement of stress in glass (USD) via email in 1-3 business day ABOLISHED
JC/T 2206-2014 Thermochromic infrared tunable coated glass (USD) via email in 1-3 business day VALID
JB/T 10576-2006 Colourless optical glass test methods of chemical stability -- Powder (USD) via email in 1-3 business day VALID
GB/T 6580-1997 Glass-Resistance to attack by a boiling aqueous solution of mixed alkali-Method of test and classification via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
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