This part specifies the principle, measurement procedure and result calculation of carbon tetrachloride desorption rate of coal-based granular activated carbon. This part applies to the determination of carbon tetrachloride desorption rate of coal-based granular activated carbon (hereinafter referred to as activated carbon).
GB/T 7702.19-2008 Referenced Document
GB/T 7702.10-2008 Test method for granular activated carbon from coal.Determination of service life against benzene and chloroethane vapors
GB/T 7702.13-1997 Standard test method for granular activated carbon from coal--Determination of carbon tetrachloride adsorption
WJ 2281 Verification rules for flowmeters for testing chemical defense equipment
WJ 2285 Verification rules for measuring tubes for activated carbon and impregnated carbon tests
GB/T 7702.19-2008 history
2008GB/T 7702.19-2008 Test method for granular activated carbon from coal.Determination of carbon tetrachloride(CCL(down4))desorption
1997GB/T 7702.19-1997 Standard test method for granultar activated carbon from coal--Determination of carbon tetrachloride (CCI4) desportion