YS/T 226.5-2009
Methods for chemical analysis of selenium.Part 5:Determination of silicon content.Molybdenum blue spectrophotometric method (English Version)

Standard No.

YS/T 226.5-2009

Language

Chinese, Available in English version

Release Date

2009

Published By

Professional Standard - Non-ferrous Metal

Latest

YS/T 226.5-2009

Replace

YS/T 226.7-1994

Scope

This part of YS/T 226 specifies the method for determining the silicon content in selenium. This section applies to the determination of silicon content in selenium. Measuring range: 0.0002%-0.0020%.

YS/T 226.5-2009 history

• 2009 YS/T 226.4-2009 Methods for chemical analysis of selenium.Part 4:Determination of mercury content.Dithizone-carbon tetrachloride titrated colorimetric-method
• 1970 YS/T 226.5-1994 Determination of Mercury in Selenium

YS/T 226.5-2009 Methods for chemical analysis of selenium.Part 5:Determination of silicon content.Molybdenum blue spectrophotometric method has been changed from YS/T 226.7-1994 Determination of the amount of arsenic in selenium (silicon molybdenum blue absorptiometry).