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ISO 1593:1977

Urea for industrial use — Determination of alkalinity — Titrimetric method

Publication date:   Nov 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

71.080.30   Organic nitrogen compounds

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Scope

The principle consists in titration of the alkalinity of a test portion with a standard volumetric hydrochloric acid solution in the presence of an indicator. - Replaces ISO Recommendation R 1593-1970.

Life cycle

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WITHDRAWN
ISO 1593:1977
95.99 Withdrawal of Standard
May 27, 2002