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SSH ISO 456:1973

Agjentë me aktivitet sipërfaqësor - Analizat e sapunëve - Përcaktimi i sodës kaustike (helmuese) në gjendje të lirë

Surface active agents — Analysis of soaps — Determination of free caustic alkali
27 sht 2016

General information

60.60     27 sht 2016

DPS

DPS/KT 47

International Standard

71.100.40  

anglisht  

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Scope

The determination may be carried out in two different ways by the ethanol method or the barium chloride method. In the first case the soap is dissolved in neutralized ethanol, and the free caustic alkali is titrated with an ewthanol solution of hydrochloric acid. The second way includes precipitating of soap and carbonate with barium chloride and determining of the residual alkalinity of the solution, representing the alkalinity of the free potassium hydroxide.

Life cycle

NOW

PUBLISHED
SSH ISO 456:1973
60.60 Standard published
27 sht 2016

Related project

Adopted from ISO 456:1973