ISO 1775:1975 Preview
Porcelain laboratory apparatus -- Requirements and methods of test
This standard was last reviewed and confirmed in 2017. Therefore this version remains current.
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.
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