Norm

ISO 4314:1977 en

Surface active agents - Determination of free alkalinity or free acidity - Titrimetric method

31,57

Over deze norm

Status Definitief
Aantal pagina's 2
Gepubliceerd op 01-02-1977
Taal Engels
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.

Details

ICS-code 71.100.40
Nederlandse titel Surface active agents - Determination of free alkalinity or free acidity - Titrimetric method
Engelse titel Surface active agents - Determination of free alkalinity or free acidity - Titrimetric method

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