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ISO 907:1976

ISO 907:1976

$11.05

Hydrochloric acid for industrial use — Determination of sulphated ash — Gravimetric method

Published By Publication Date Number of Pages
ISO 1976-11 4
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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.

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ISO 907:1976
$11.05