YS/T 372.19-2006
Methods for elementary analysis of precious alloy. Determination of yttrium content.Chlorophosphonazo Ⅲ spectrophotometry (English Version)

Standard No.

YS/T 372.19-2006

Language

Chinese, Available in English version

Release Date

2006

Published By

Professional Standard - Non-ferrous Metal

Latest

YS/T 372.19-2006

Replace

YS/T 372.12-1994

Scope

This standard specifies the method for determination of yttrium content in gold-nickel-yttrium alloys. This standard is applicable to the determination of yttrium content in AuNiY alloy. Measuring range: 0.1% ~ 1.4%.

YS/T 372.19-2006 history

• 2006 YS/T 372.19-2006 Methods for elementary analysis of precious alloy. Determination of yttrium content.Chlorophosphonazo Ⅲ spectrophotometry
• 1970 YS/T 372.12-1994 Methods for elementary analysis of precious alloy.Determination of zinc content.EDTA complexometric titration

YS/T 372.19-2006 Methods for elementary analysis of precious alloy. Determination of yttrium content.Chlorophosphonazo Ⅲ spectrophotometry has been changed from YS/T 372.12-1994 Methods for elementary analysis of precious alloy.Determination of zinc content.EDTA complexometric titration.