KS M ISO 2993:2002
Ammonium sulphate for industrial use－Determination of free acidity－Titrimetric method

Standard No.

KS M ISO 2993:2002

Release Date

2002

Published By

Korean Agency for Technology and Standards (KATS)

Status

Be replaced

Replace By

KS M ISO 2993:2017

Latest

KS M ISO 2993-2022

Scope

This specification covers a titrimetric method for the analysis of free acidity present in ammonium sulfate for industrial use.

KS M ISO 2993:2002 history

• 2022 KS M ISO 2993-2022 Ammonium sulphate for industrial use — Determination of free acidity — Titrimetric method
• 2017 KS M ISO 2993:2017 Ammonium sulphate for industrial use — Determination of free acidity — Titrimetric method
• 2002 KS M ISO 2993:2002 Ammonium sulphate for industrial use－Determination of free acidity－Titrimetric method