General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 12416.2-1990
Scope
This standard specifies the test principle, reagents, instruments, sample preparation, test procedures, test result expression method, classification and test report when glass particles are etched in water at 121±1°C for 30±1min. This standard applies to glass with strong water resistance.
GB/T 12416.2-1990 history
1990GB/T 12416.2-1990 Glass--Hydrolytic resistance of glass grains at 121℃--Test method and classification