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Position: Standard Search VALID TO BE VALID SUPERSEDED TO BE SUPERSEDED ABOLISHED TO BE ABOLISHED
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GB 11409.5-1989 Test method of residue on sieve for rubber anriager and vulcanizing accelerators (USD) via email in 1-3 business day ABOLISHED
GB/T 3780.17-2008 Carbon black—Part 17:Indirect determination of particle size—Reflectance method (USD) via email in 1-3 business day ABOLISHED
GB/T 3781.5-1993 Acetylene black-Determination of grit content via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 3781.9-2006 Acetylene black―Part 9: Determination of resistivity (USD) via email in 1-3 business day ABOLISHED
HG/T 2879.5-1997 Rubber Compounding ingredients--kaolin clay--Determination of total iron content (USD) via email in 1-3 business day ABOLISHED
HG/T 3064-2008 Rubber compounding ingredients—Silica,precipitated,hydrated—Determination of residue on 45μm sieve (USD) via email in 1-3 business day VALID
GB/T 3780.4-1994 Carbon black--Preparation of sample and determination of dibutylphthalate absorption number(compressed sample) (USD) via email in 1 business day ABOLISHED
GB/T 3780.15-2006 Carbon black―Part 15: Determination of light transmittance of toluene extract via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 3780.13-1983 Carbon black (pelletized)--Determination of pour density (USD) via email in 1 business day SUPERSEDED
HG/T 3072-2008 rubber compounding ingredients--silica, precipitated, hydrated--determination of n-dibutyl phthalate absorption number (USD) via email in 1 business day SUPERSEDED
HG/T 2797.6-1996 (USD) via email in 1-3 business day ABOLISHED
GB/T 20020-2005 Fumed silica via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 12827-2008 Standard reference acetylene blank and standard practice for evaluation (USD) via email in 1-3 business day VALID
GB/T 21840-2008 Vulcanizing accelerator TBBS (USD) via email in 1-3 business day VALID
GB/T 3780.18-1998 Carbon black in natural rubber--Recipe and evaluation method via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 9580-1988 Standard practice for carbon black--Evaluation of a standard reference black (USD) via email in 1-3 business day ABOLISHED
GB/T 3780.17-2017 Carbon black—Part 17:Indirect determination of particle size—Reflectance method (USD) via email in 1-3 business day VALID
GB/T 3780.23-2016 Carbon black—Part 23:Sampling and testing of carbon black fugitive emissions or other environmental particulate (USD) via email in 1-5 business day VALID
HG/T 2797.7-1996 (USD) via email in 1-3 business day ABOLISHED
GB/T 14853.5-2013 Rubber compounding ingredients—Pelletized carbon black—Part 5:Determination of pellet size distribution (USD) via email in 1-3 business day VALID
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