KS M ISO 2997:2012
Phosphoric acid for industrial use－Determination of sulphate content－Method by reduction and titrimetry

Standard No.

KS M ISO 2997:2012

Release Date

2012

Published By

Korean Agency for Technology and Standards (KATS)

Status

Be replaced

Replace By

KS M ISO 2997:2017

Latest

KS M ISO 2997-2022

Replace

KS M ISO 2997:2002

Scope

This standard describes the method of quantifying the sulfate content of industrial phosphoric acid (orthophosphate) by reduction titration method.

KS M ISO 2997:2012 history

• 2022 KS M ISO 2997-2022 Phosphoric acid for industrial use－Determination of sulphate content－Method by reduction and titrimetry
• 2017 KS M ISO 2997:2017 Phosphoric acid for industrial use－Determination of sulphate content－Method by reduction and titrimetry
• 2012 KS M ISO 2997:2012 Phosphoric acid for industrial use－Determination of sulphate content－Method by reduction and titrimetry
• 0000 KS M ISO 2997:2002