90.93 Standard confirmed Mar 16, 2024
ISO
ISO/TC 29/SC 5 Grinding wheels and abrasives
International Standard
25.100.70 Abrasives
Deals with the chemical analysis of abrasive grains based on fused aluminium oxide. Describes the gravimetric, colorimetric and the atomic absorption spectrometric determination of the silicon dioxid, iron oxide, titanium oxide, calcium oxide, magnesium oxide, zirconium oxide and aluminium oxide content and the loss on ignition.
PUBLISHED
ISO 9285:1997
90.93
Standard confirmed
Mar 16, 2024
IN_DEVELOPMENT
ISO/NP 9285