ISO 4313:1976
Current
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The latest, up-to-date edition.
Washing powders — Determination of total phosphorus(V) oxide content — Quinoline phosphomolybdate gravimetric method
Available format(s)
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
Language(s)
English, French
Published date
01-11-1976
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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.
| DevelopmentNote |
Also numbered as BS 3762-3.19(1983) (07/2005)
|
| DocumentType |
Standard
|
| Pages |
3
|
| PublisherName |
International Organization for Standardization
|
| Status |
Current
|
| Standards | Relationship |
| DIN ISO 4313:1979-11 | Corresponds |
| DIN ISO 4313:1979-11 | Identical |
| NBN T 63 130 : 1980 | Identical |
| NEN ISO 4313 : 2001 | Identical |
| PN ISO 4313 : 1993 | Identical |
| UNE 55527:1979 | Identical |
| BS 3762-0:1991 | Analysis of formulated detergents General introduction |
| BS 3762-0:1989 | Analysis of formulated detergents Introduction and general methods |
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