Reference number
ISO 907:1976
ISO 907:1976
Hydrochloric acid for industrial use — Determination of sulphated ash — Gravimetric method
Edition 1
1976-11
Withdrawn
ISO 907:1976
5311
Withdrawn (Edition 1, 1976)

Abstract

The principle of the method consists in evaporation of a test portion; conversion of the salts in sulphates by treatment with sulphuric acid. Ignition in an electric furnace, maintained at (800 +- 50) °C, and weighing. Replaces ISO Recommendation R 907-1968.

General information

  •  : Withdrawn
     : 1976-11
    : Withdrawal of International Standard [95.99]
  •  : 1
     : 2
  • ISO/TC 47
    71.060.30 
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