The requirements specify the quality of the material. The different methods of test are specified. They concern the porosity and imperfections of glaze, the resistance to heat and sudden change in temperature, the resistance of glaze to high temperature, to acid and to alkali and the constancy of mass on ignition.
Status: PublishedPublication date: 1975-09
Edition: 1Number of pages: 5
Technical Committee: ISO/TC 48 Laboratory equipment
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