ISO 720:1985
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ISO 720:1985
4950

Estado : Retirada

Esta norma ha sido revisada por ISO 720:2020

Resumen

The principle, reagents, apparatus and the 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. The permissible range of the values obtained and the limit values in the hydrolytic resistance grain test are listed.

Informaciones generales

  •  : Retirada
     : 1985-10
    : Retirada de la Norma Internacional [95.99]
  •  : 2
     : 5
  • ISO/TC 76
    81.040.01 
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