716603

ISO 2270:1989

Non-ionic surface active agents -- Polyethoxylated derivatives -- Iodometric determination of oxyethylene groups

standard by International Organization for Standardization , 08/01/1989

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Full Description

The sample is hydrolyzed by nascent hydroiodic acid. The iodine liberated is titrated with a standard volumetric sodium thiosulfate solution. The method is applicable to the analysis of polyethoxylated derivatives of primary saturated fatty alcohols, oleyl alcohol, satureted fatty acids, straight and branched chain alkylphenols. It is not applicable in the present of compounds containing sulfur or nitrogen, compounds containing oxypropylene group, aldehydes or acetals, sterols and derivatives.

 

Product Details

Published:
08/01/1989
Number of Pages:
5
File Size:
1 file , 370 KB
Same As:
BS 6829-4.3:1990
Note:
This product is unavailable in Ukraine, Russia, Belarus