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GB/T 6154-1985 Carbon materials--Determination of the bulk density via email in ABOLISHED please email coc@codeofchina.com for quotation
YB/T 5158-2007 Determination of trace boron in graphite products of high purity by spectroscopical method—The solution and dry residue method 60 (USD) via email in 1-3 business day VALID
GB 6716-1986 60 (USD) via email in 1-3 business day ABOLISHED
YB/T 5297-2006 via email in please email coc@codeofchina.com for quotation
YB/T 5159-1993 Determination of silicon and iron in graphite products of high purity by spectroscopical method—The powder method 45 (USD) via email in 1-3 business day ABOLISHED
GB/T 8718-1988 The terms of carbon materials 135 (USD) via email in 1-3 business day ABOLISHED
GB 6715-1986 45 (USD) via email in 1-3 business day ABOLISHED
GB/T 6717-1986 Method for determination of specific resistance of carbon materials via email in ABOLISHED please email coc@codeofchina.com for quotation
YB 908-1978 via email in ABOLISHED please email coc@codeofchina.com for quotation
YB/T 5159-2007 Determination of silicon and iron in graphite products of high purity by spectroscopical method—The powder method 60 (USD) via email in 1-3 business day VALID
YB/T 5158-1993 Determination of trace boron in graphite products of high purity by spectroscopical method—The solution and dry residue method 45 (USD) via email in 1-3 business day ABOLISHED
JB/T 4220-1999 195 (USD) via email in 1-3 business day ABOLISHED
YB/T 120-1997 Method for determination of specific resistance of carbon materials 90 (USD) via email in 1-3 business day
YS/T 62.3-2005 Carbonaceous materials used in the production of aluminium?Sampling methods?Part 3:Prebaked blocks via email in 1-3 business day please email coc@codeofchina.com for quotation
YS/T 62.2-2005 Carbonaceous materials used in the production of aluminium—Sampling methods— 75 (USD) via email in 1-3 business day
GB/T 1426-2008 The classifications of carbon materials 255 (USD) via email in 1-3 business day VALID
GB 6156-1985 Carbon materials-Determination of the true porosity 15 (USD) via email in 1-3 business day ABOLISHED
GB 6713-1986 45 (USD) via email in 1-3 business day ABOLISHED
GB/T 37588-2019 Carbon materials—Determination of nitrogen content—Dumas combustion method 120 (USD) via email in 1-3 business day VALID
YB/T 5157-1993 Determination of iron in graphite products of high purity by ortho-phenathroline photometric method 45 (USD) via email in 1-3 business day ABOLISHED
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