KS M ISO 1690:2002
Sodium and potassium silicates for industrial use-Determination of silica content-Gravimetric method by insolubilization

Standard No.

KS M ISO 1690:2002

Release Date

2002

Published By

Korean Agency for Technology and Standards (KATS)

Status

Withdraw

Replace By

KS M ISO 1690:2017

Latest

KS M ISO 1690-2022

Scope

This standard covers the insolubilization of silicic acid for the determination of the silica content of industrial sodium silicate and potassium silicate.

KS M ISO 1690:2002 history

• 2022 KS M ISO 1690-2022 Sodium and potassium silicates for industrial use — Determination of silica content — Gravimetric method by insolubilization
• 2017 KS M ISO 1690:2017 Sodium and potassium silicates for industrial use — Determination of silica content — Gravimetric method by insolubilization
• 2002 KS M ISO 1690:2002 Sodium and potassium silicates for industrial use-Determination of silica content-Gravimetric method by insolubilization