ISO 1388-12:1981

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

Publication date: Dec 1, 1981

General information

Current stage: 90.93 Effective date: Mar 15, 2018

Originator: ISO

Owner: ISO/TC 47

Type: International Standard

ICS: 71.080.60

Languages: French English

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Status: Published

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Scope

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.

Life cycle

PREVIOUSLY

Revises
ISO/R 1388:1970

NOW

PUBLISHED
ISO 1388-12:1981
90.93 Standard confirmed
Mar 15, 2018

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