GB/T 7702.19-1997 Standard test method for granultar activated carbon from coal--Determination of carbon tetrachloride (CCI4) desportion (English Version)
This standard specifies the reagents and instruments required for the determination of carbon tetrachloride desorption rate of coal-based granular activated carbon, measurement preparation, measurement steps and processing of measurement results. This standard applies to the determination of carbon tetrachloride desorption rate of coal-based granular activated carbon (hereinafter referred to as activated carbon).
GB/T 7702.19-1997 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