20.00 Oct 7, 2026
ISO
ISO/TC 229
Technical Specification
This document specifies two methods for the characterization and quantification of functional groups on silica nanoparticles. The two methods described are solution quantitative nuclear magnetic resonance (qNMR) to measure total functional group and X-ray photoelectron spectroscopy (XPS) to measure surface functional groups.
PROJECT
ISO/AWI TS 19257
20.00
New project registered in TC/SC work programme
Oct 7, 2026