YS/T 226.4-1994
Determination of the amount of aluminum in selenium (Chromazurin S-bromocetylpyridinium absorptiometry) (English Version)

Standard No.

YS/T 226.4-1994

Language

Chinese, Available in English version

Published By

Professional Standard - Non-ferrous Metal

Status

Be replaced 2010-06

Replace By

YS/T 226.3-2009

YS/T 226.4-2009

Latest

YS/T 226.3-2009

YS/T 226.4-2009

YS/T 226.4-1994 history

• 2009 YS/T 226.3-2009 Methods for chemical analysis of selenium.Part 3:Determination of aluminum content.Chrome azurol S-cetyl trimethyl ammonium bromide absorption photometric method
• 1970 YS/T 226.4-1994 Determination of the amount of aluminum in selenium (Chromazurin S-bromocetylpyridinium absorptiometry)

YS/T 226.4-1994 Determination of the amount of aluminum in selenium (Chromazurin S-bromocetylpyridinium absorptiometry) was changed to YS/T 226.3-2009 Methods for chemical analysis of selenium.Part 3:Determination of aluminum content.Chrome azurol S-cetyl trimethyl ammonium bromide absorption photometric method.