This standard has been reviewed* and then confirmed in 2011.
The principle, reagents, apparatus and procedure are specified. The resistance is expressed by the volume of acid required for titration of the alkali extracted from the unit mass of glass. For five classes of grain the limit values in the test are listed.
Edition: 2 (Monolingual) ICS: 81.040.01 Status: Published Stage: 90.93 (2011-01-21) TC/SC: ISO/TC 48/SC 5 Number of Pages: 5
Revises: ISO 719:1981
No corrigenda or amendments available