ISO 4314:1977
Current
The latest, up-to-date edition.
Surface active agents — Determination of free alkalinity or free acidity — Titrimetric method
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English, French
01-02-1977
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The determination is carried out in the following way: Titration of an ethanolic or propanolic solution of the product with a standard volumetric potassium hydroxide or hydrochloric acid or sulphuric acid solution whichever is appropriate, in the presence of phenolphthalein as indicator.
| DevelopmentNote |
Also numbered as BS 6829-1.2(1988) (09/2005)
|
| DocumentType |
Standard
|
| Pages |
2
|
| PublisherName |
International Organization for Standardization
|
| Status |
Current
|
| Standards | Relationship |
| NBN T 63 131 : 1980 | Identical |
| UNE 55540:1979 | Identical |
| BS EN 13926:2003 | Surface active agents. Alkoxylated derivatives. Determination of hydroxyl value. N-methyl imidazole method |
| BS 6829-0:1987 | Analysis of surface active agents (raw materials) General introduction |
| EN 13926:2003 | Surface active agents - Alkoxylated derivatives - Determination of hydroxyl value - N-methyl imidazole method |
| ISO 4326:1980 | Non-ionic surface active agents — Polyethoxylated derivatives — Determination of hydroxyl value — Acetic anhydride method |
| DIN EN 13926:2003-06 | SURFACE ACTIVE AGENTS - ALKOXYLATED DERIVATIVES - DETERMINATION OF HYDROXYL VALUE - N-METHYL IMIDAZOLE METHOD |
| ISO 607:1980 | Surface active agents and detergents Methods of sample division |
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