ISO 1616:1976

Glycerines for industrial use — Determination of sulphated ash — Gravimetric method

Publication date:   Feb 1, 1976

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

71.080.60   Alcohols. Ethers

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Scope

The method is applicable to products yielding a quantity of sulphated ash equal to or less than 0.5 % (m/m). The principle is based on combustion of a test portion and calcination of the residue in the presence of sulphuric acid in a platinum or porcelain dish between 800 °C and 850 °C. Weighing of the residue thus obtained. - Replaces ISO Recommendation R 1616-1970.

Life cycle

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WITHDRAWN
ISO 1616:1976
95.99 Withdrawal of Standard
May 27, 2002