YS/T 273.7-2006
Chemical analysis methods and physical properties of cryolite. Part 7:Determination of iron content by orthophenantholine photometric method (English Version)

Standard No.

YS/T 273.7-2006

Language

Chinese, Available in English version

Release Date

2006

Published By

Professional Standard - Non-ferrous Metal

Latest

YS/T 273.7-2006

Replace

YS/T 273.7-1994

Scope

This section specifies the method for determination of ferric oxide content in cryolite. This section applies to the determination of ferric oxide in cryolite. Measuring range (mass fraction): ≤0.25% (expressed as FeO).

YS/T 273.7-2006 history

• 2006 YS/T 273.7-2006 Chemical analysis methods and physical properties of cryolite. Part 7:Determination of iron content by orthophenantholine photometric method
• 0000 YS/T 273.7-1994