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ISO 7407:1983

Fertilizers — Determination of acid-soluble potassium content — Preparation of the test solution ISO 7407:1983

Publication date:   May 1, 1983

General information

90.93 Standard confirmed   May 23, 2023

ISO

ISO/TC 134 Fertilizers, soil conditioners and beneficial substances

International Standard

65.080   Fertilizers

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Published

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Scope

Specifies the reference method. It consists in boiling of a test portion with dilute hydrochloric acid solution.

Life cycle

NOW

PUBLISHED
ISO 7407:1983
90.93 Standard confirmed
May 23, 2023