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HG/T 2797.4-2007 Silica-alumina carbon black-Part 4:Determination of pH value via email in VALID please email coc@codeofchina.com for quotation
QB/T 4132-2010 Carbon black masterbatch for the compound of polyethlene pipes for water supply via email in VALID please email coc@codeofchina.com for quotation
GB/T 7044-1993 Colour black. Specification (USD) via email in 1-3 business day ABOLISHED
GB/T 15339-2008 Rubber compounding ingredients—Carbon black—Method of evaluation in NBR(Acrylonitrile-Butadiene Rubber) (USD) via email in 1-3 business day VALID
HG/T 3061-1999 Rubber compounding ingredients -- Silica precipitated hydrated -- Specifications (USD) via email in 1-3 business day ABOLISHED
GB/T 20020-2013 Fumed silica (USD) via email in 1-5 business day VALID
HG/T 2797.3-2007 Silica-alumina carbon black-Part 3:Determination of dibutyl phthalate absorption number via email in VALID please email coc@codeofchina.com for quotation
GB/T 7767-1994 Standard terminology relating to carbon black (USD) via email in 1-3 business day ABOLISHED
GB/T 3780.10-2002 Carbon black--Determiantion of ash via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 3780.5-2008 Carbon black - Part 5:Determination of specific surface area-CTAB test method (USD) via email in 1-3 business day ABOLISHED
HG/T 2797.5-2007 Silica-alumina carbon black-Part 5:Inspection of impurity material via email in VALID please email coc@codeofchina.com for quotation
HG/T 3066-2008 Rubber compounding ingredinents—Silica,precipitated,hydrated—Determination of loss on ignition on dried sample (USD) via email in 1-3 business day VALID
GB/T 3781.6-2019 Acetylene black—Part 6:Determination of apparent specific volume (USD) via email in 1-3 business day VALID
GB/T 3780.18-2007 Carbon black - Part 18:Standard test methods for evaluation in Natural Rubber(NR) via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 29612-2013 Determination of cadmium, lead, mercury content for carbon black (USD) via email in 1-3 business day VALID
GB/T 3780.2-1994 Carbon black-Determination of dibutylphthalate absorption number via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 32678-2016 Rubber compounding ingredients—Highly dispersible silica,precipitated,hydrated (USD) via email in 1-3 business day VALID
GB/T 36764-2018 Rubber compounding ingredients—Silica,precipitated,hydrated—Determination of heavy metal content by inductively coupled plasma atomic emission spectrometric method (USD) via email in 1 business day VALID
GB/T 9578-2002 STANDARD reference black 3# via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 3777-1996 Standard classification system for carbon blacks used in rubber products (USD) via email in 1 business day ABOLISHED
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