General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 12496.7-1999
Scope
This standard specifies the test method for pH value of wood activated carbon. This standard applies to the determination of wood activated carbon water extract.
GB/T 12496.7-1999 history
1999GB/T 12496.7-1999 Test methods of wooden activated carbon-Determination of pH