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ISO 5274:1979

Aromatic hydrocarbons — Acid-wash test

Jul 1, 1979
95.99   Withdrawal of Standard   May 27, 2002

General information

95.99     May 27, 2002

ISO

ISO/TC 47

International Standard

71.080.15  

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Scope

Specifies an acid washing test. Gives some indication of the degree of refining but does not give a precise measure of the amount of unsaturated compounds present as different unsaturated compounds produce different colourations with sulphuric acid. Shaking together of equal volumes of the sample and 95 % (m/m) sulphuric acid. Comparison of the colour of the acid layer with that of standard matching solutions.

Life cycle

NOW

WITHDRAWN
ISO 5274:1979
95.99 Withdrawal of Standard
May 27, 2002

National adoptions

SRPS H.B8.037:1986  
ISS

Aromatic hydrocarbons — Acid-wash test

95.99   Withdrawal of Standard

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