Phone: (011) 7541-421, 3409-301, 3409-335, 6547-293, 3409-310
E-mail: Standards sales: prodaja@iss.rs Education: iss-edukacija@iss.rs Information about standards: infocentar@iss.rs
Stevana Brakusa 2, 11030 Beograd
Main menu

ISO/WD 23157-2

Determination of the silanol group content on the surface of fumed silica — Part 2: Thermogravimetric analysis method

General information

20.60     Jan 23, 2026

ISO

ISO/TC 256

International Standard

Scope

This document applies to the determination of the silanol content of hydrophilic fumed silica by thermogravimetric analysis.

Life cycle

NOW

PROJECT
ISO/WD 23157-2
20.60 Close of comment period
Jan 23, 2026