ISO 4314:1977 表面活性剂.游离碱度或游离酸度的测定.滴定法

标准编号：ISO 4314:1977

中文名称：表面活性剂.游离碱度或游离酸度的测定.滴定法

英文名称：Surface active agents — Determination of free alkalinity or free acidity — Titrimetric method

发布日期：1977-02

标准范围

通过以下方式进行测定:在酚酞作为指示剂的情况下，用标准体积氢氧化钾或盐酸或硫酸溶液（以适当者为准）滴定产品的乙醇或丙醇溶液。

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.

标准预览图