KS E ISO 619:2011
Manganese ores－Determination of chromium content－Diphenylcarbazide photometric method and silver persulphate titrimetric method

Standard No.

KS E ISO 619:2011

Release Date

2011

Published By

Korean Agency for Technology and Standards (KATS)

Status

Be replaced

Replace By

KS E ISO 619-2011(2016)

Latest

KS E ISO 619:2021

Replace

KS E ISO 619:2001

Scope

This standard specifies two methods for the analysis of chromium in manganese ores.

KS E ISO 619:2011 history

• 2021 KS E ISO 619:2021 Manganese ores — Determination of chromium content —Diphenylcarbazide photometric method and silver persulphate titrimetric method
• 0000 KS E ISO 619-2011(2016)
• 2011 KS E ISO 619:2011 Manganese ores－Determination of chromium content－Diphenylcarbazide photometric method and silver persulphate titrimetric method
• 0000 KS E ISO 619:2001