YS/T 248.4-2007
Methods for chemical analysis of crude lead.Determination of arsenic content.Molybdoantimonyarsenate blue photometric method and Extraction-iodometric method (English Version)

Standard No.

YS/T 248.4-2007

Language

Chinese, Available in English version

Release Date

2007

Published By

Professional Standard - Non-ferrous Metal

Latest

YS/T 248.4-2007

Replace

YS/T 248.5-1994

Scope

This section specifies the method for determination of arsenic content in crude lead. This section applies to the determination of arsenic content in crude lead. Measuring range: 0.1% ~ 0.5%.

YS/T 248.4-2007 history

• 2007 YS/T 248.4-2007 Methods for chemical analysis of crude lead.Determination of arsenic content.Molybdoantimonyarsenate blue photometric method and Extraction-iodometric method
• 1970 YS/T 248.4-1985 Crude Lead Chemical Analysis Method 5-Br-PADAP Spectrophotometric Determination of Antimony Content