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ISO 1897-6:1977

Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use — Methods of test — Part 6: Test for absence of hydrogen sulphide (Cresylic acid and xylenols only)

Publication date:   Apr 1, 1977

95.99   Withdrawal of Standard   May 27, 2002

General information

95.99   Withdrawal of Standard   May 27, 2002

ISO

ISO/TC 47 Chemistry

International Standard

71.080.90   Phenols | 71.080.40   Organic acids

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Scope

simple test which cannot be used to obtain quantitative results. The principle of the method is based on formation of a brown colour on lead acetate paper due to reaction with any hydrogen sulphide present in a test portion. ISO 1897/6 replaces ISO Recommendation R 1908-1971.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO/R 1908:1971

NOW

WITHDRAWN
ISO 1897-6:1977
95.99 Withdrawal of Standard
May 27, 2002