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ISO 7497:1984

Fertilizers — Extraction of phosphates soluble in mineral acids

Publication date:   Oct 1, 1984

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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Scope

Specifies two equivalent methodes. They consist in dissolving the wanted substance in a mixture of hydrochloric and nitric acids or in a mixture of sulfuric and nitric acids.

Life cycle

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PUBLISHED
ISO 7497:1984
90.93 Standard confirmed
May 23, 2023