YS/T 227.5-2010
Methods for chemical analysis of tellurium-Part 5: Determination of selenium content-2,3-Diamino naphthalene spectrophotometry (English Version)

Standard No.

YS/T 227.5-2010

Language

Chinese, Available in English version

Release Date

2010

Published By

Professional Standard - Non-ferrous Metal

Latest

YS/T 227.5-2010

Replace

YS/T 227.5-1994

Scope

This part of YS/T 227 specifies the method for determination of selenium content in tellurium. This section applies to the determination of selenium content in tellurium. Measuring range: 0.001 5%-0.030%.

YS/T 227.5-2010 history

• 2010 YS/T 227.5-2010 Methods for chemical analysis of tellurium-Part 5: Determination of selenium content-2,3-Diamino naphthalene spectrophotometry
• 1970 YS/T 227.5-1994 Determination of selenium content in tellurium (2 3-diaminonaphthalene absorptiometry)