KS E ISO 12740-2021
Lead sulfide concentrates — Determination of silver and gold contents — Fire assay and flame atomic absorption spectrometric method using scorification or cupellation

Standard No.

KS E ISO 12740-2021

Release Date

2021

Published By

KR-KS

Latest

KS E ISO 12740-2021

KS E ISO 12740-2021 history

• 2021 KS E ISO 12740:2021 Lead sulfide concentrates — Determination of silver and gold contents — Fire assay and flame atomic absorption spectrometric method using scorification or cupellation
• 0000 KS E ISO 12740-2011(2016)
• 2011 KS E ISO 12740:2011 Lead sulfide concentrates-Determination of silver and gold contents-Fire assay and flame atomic absorption spectrometric method using scorification or cupellation
• 0000 KS E ISO 12740:2001