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  4. Standard "ISO 4313:1976"
Standard ISO 4313:1976 1.11.1976 preview

ISO 4313:1976

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

Automatically translated name:

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



STANDARD published on 1.11.1976


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The information about the standard:

Designation standards: ISO 4313:1976
Publication date standards: 1.11.1976
SKU: NS-432124
The number of pages: 3
Approximate weight : 9 g (0.02 lbs)
Country: International technical standard
Category: Technical standards ISO

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Surface active agents

Annotation of standard text ISO 4313:1976 :

Description / Abstract: 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.

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