ISO 7109:1985

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

Publication date: May 30, 1985

General information

Current stage: 90.20 Effective date: Jul 15, 2024

Originator: ISO

Owner: ISO/TC 47

Type: International Standard

ICS: 71.060.40

Languages: French English

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Status: Published

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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
90.20 Standard under periodical review
Jul 15, 2024

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