ISO 4313:1976
Washing powders — Determination of total phosphorus(V) oxide content — Quinoline phosphomolybdate gravimetric method
OVERVIEW
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.
COMMENTS
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PRODUCT DETAILS
| Status | Current |
|---|---|
| Edition | 1976 |
| No. of Pages | 3 |
| ICS Classification | 71.100.40 Surface active agents |
| Committee | ISO/TC 91 |
| Available for Purchase | For sale in Singapore only |
| Adoption | ISO |