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EN 12836:2002

Surface active agents - Determination of the water number of alkoxylated products EN 12836:2002

Publication date:   Sep 24, 2004

General information

90.60 Close of review   Mar 4, 2019

CEN

CEN/TC 276 Surface active agents

European Norm

71.100.40   Surface active agents

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Scope

This European Standard specifies the determination of the water number of ethoxylated products up to about 70 % ethylene oxide. EO/PO block polymers with water numbers higher than about 23 become hard to interpret.
NOTE The values obtained by this method are not completely identical with the water number obtained in dioxane, in particular water numbers higher than 23.

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ENV 12836:1999

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PUBLISHED
EN 12836:2002
90.60 Close of review
Mar 4, 2019