ISO 1388-12:1981

Current Revision
Ethanol for industrial use -- Methods of test -- Part 12 : Determination of permanganate time

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ISO 1388-12:1981

Ethanol for industrial use -- Methods of test -- Part 12 : Determination of permanganate time

PUBLISH DATE 1981
ISO 1388-12:1981

The principle is based on the addition of a test portion, under specified conditions, of potassium permanganate solution.

Determination of the time taken for the colour of this test solution to match that of a cobalt(II) chloride and uranyl nitrate colour standard.

International Standards ISO 1388/1 to ISO 1377/12 cancel and replace ISO Recommendation R 1388-1970, of which they constitute a technical revision.

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