Resumen
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.
Ciclo de vida
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Anteriormente
RetiradaISO 719:1981
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Ahora
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Revisada por
PublicadoISO 719:2020
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