YS/T 535.4-2009
Chemical analysis methods of sodium fluoride.Part 4:Determination of iron content.1,10-phenanthroline spectrophotometric method (English Version)

Standard No.

YS/T 535.4-2009

Language

Chinese, Available in English version

Release Date

2009

Published By

Professional Standard - Non-ferrous Metal

Latest

YS/T 535.4-2009

Replace

YS/T 535.4-2006

Scope

This section specifies the method for determination of iron content (expressed as ferric oxide) in sodium fluoride. This section applies to the determination of iron content (expressed as ferric oxide) in sodium fluoride. Determination range (mass fraction): 0.02%-0.60%.

YS/T 535.4-2009 Referenced Document

• YS/T 535.10-2009 Chemical analysis methods of sodium fluoride.Part 10:Preparation and storage of test samples

YS/T 535.4-2009 history

• 2009 YS/T 535.4-2009 Chemical analysis methods of sodium fluoride.Part 4:Determination of iron content.1,10-phenanthroline spectrophotometric method
• 2006 YS/T 535.4-2006 Sodium fluoride chemical analysis method o-phenanthrene spectrophotometric determination of iron content