This standard specifies the instruments required for the determination of the strength of coal-based granular activated carbon, the measurement procedures and the processing of the measurement results. This standard applies to the determination of the strength of coal-based granular activated carbon (hereinafter referred to as activated carbon).
GB/T 7702.3-1997 history
2008GB/T 7702.3-2008 Test method for granular activated carbon from coal-Determination of hardness
1997GB/T 7702.3-1997 Standard test method for granular activated carbon from coal--Determination of hardness