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Homepage>ISO Standards>ISO 4313 Washing powders - Determination of total phosphorus(V) oxide content - Quinoline phosphomolybdate gravimetric method
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download between 0-24 hoursReleased: 1976
ISO 4313 Washing powders - Determination of total phosphorus(V) oxide content - Quinoline phosphomolybdate gravimetric method

ISO 4313

Washing powders - Determination of total phosphorus(V) oxide content - Quinoline phosphomolybdate gravimetric method

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LANGUAGE
English
French
Standard´s number:ISO 4313
Pages:3
Edition:1
Released:1976
DESCRIPTION

ISO 4313


The determination is carried out in the following way: Hydrolysis of polyphosphates by nitric acid. Precipitation of phosphates in the form of quinoline phosphomolybdate in acetone solution. Drying and weighing of the precipitate.