General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 7702.2-1997
Replace
GB/T 7702.2-1987
Scope
This standard specifies the instruments required for particle size determination of coal-based granular activated carbon, the measurement steps and the processing of the measurement results. This standard applies to the determination of the particle size of coal-based granular activated carbon (hereinafter referred to as activated carbon).
GB/T 7702.2-1997 history
1997GB/T 7702.2-1997 Standard test method for granular activated carbon from coal--Determination of particle size