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ISO 7109:1985

Ammonia solution for industrial use — Determination of residue after evaporation at 105 degrees C — Gravimetric method

May 30, 1985

General information

90.93     Feb 14, 2025

ISO

ISO/TC 47

International Standard

71.060.40  

French   English  

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Scope

A test portion is evaporated in a tared platinum dish and the residue is weighed after drying at 105 2 °C. The method is applicable to solutions containing not more than 35 % (m/m) ammonia.

Life cycle

NOW

PUBLISHED
ISO 7109:1985
90.93 Standard confirmed
Feb 14, 2025