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ISO 913:1977

Sulphuric acid and oleum for industrial use — Determination of ash — Gravimetric method ISO 913:1977

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

71.060.30   Acids

Buying

Withdrawn

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Scope

Based on evaporation of a test portion in a platinum dish, followed by ignition in an electric furnace, controlled at (850 50) °C, and weighing. - Replaces ISO Recommendation R 913-1968.

Life cycle

NOW

WITHDRAWN
ISO 913:1977
95.99 Withdrawal of Standard
May 27, 2002




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