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SRPS H.B8.413:1985

Phthalic anhydride for industrial use — Methods of test — Part 10: Determination of 1,4- naphthaquinone content — Colorimetric method

Aug 24, 1985
Aug 24, 1985
95.99   Withdrawal of Standard   Jan 28, 2013

General information

95.99     Jan 28, 2013

ISS

H047

International Standard

71.080.50  

Serbian  

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Scope

The principle consists in the development of a pink colour by heating a test portion containing 1,4-naphtoquinone with tin(II) chloride, and comparison of the colour produced with a series of prepared reference colours. - ISO 1389, Parts 1 to 11, replace ISO Recommendation R 1389-1970.

Life cycle

NOW

WITHDRAWN
SRPS H.B8.413:1985
95.99 Withdrawal of Standard
Jan 28, 2013

Related project

Adopted from ISO 1389-10:1977