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EN ISO 23157:2022

Determination of the silanol group content on the surface of fumed silica - Reaction gas chromatographic method (ISO 23157:2021) EN ISO 23157:2022

Publication date:   Feb 15, 2023

General information

60.60 Standard published   Oct 12, 2022

CEN

CEN/TC 298 Pigments and extenders

European Norm

87.060.10   Pigments and extenders

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Scope

This document specifies a method for the determination of the silanol group content on the surface of fumed silica by reaction gas chromatographic method.

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PUBLISHED
EN ISO 23157:2022
60.60 Standard published
Oct 12, 2022

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Adopted from ISO 23157:2021 IDENTICAL