YS/T 372.18-2006
Methods for elementary analysis of precious alloy. Determination of gadolinium content. Chlorophosphonazo Ⅲ spectrophotometry (English Version)

Standard No.

YS/T 372.18-2006

Language

Chinese, Available in English version

Release Date

2006

Published By

Professional Standard - Non-ferrous Metal

Latest

YS/T 372.18-2006

Replace

YS/T 372.11-1994

Scope

This standard specifies the method for the determination of gadolinium content in gold-nickel-gadolinium alloys. This standard is applicable to the determination of gadolinium content in AuNiGd alloy. Measuring range: 0.2% ~ 1.4%.

YS/T 372.18-2006 history

• 2006 YS/T 372.18-2006 Methods for elementary analysis of precious alloy. Determination of gadolinium content. Chlorophosphonazo Ⅲ spectrophotometry
• 1970 YS/T 372.11-1994 Methods for elementary analysis of precious alloy.Determination of magnesium content.EDTA complexometric titration

YS/T 372.18-2006 Methods for elementary analysis of precious alloy. Determination of gadolinium content. Chlorophosphonazo Ⅲ spectrophotometry has been changed from YS/T 372.11-1994 Methods for elementary analysis of precious alloy.Determination of magnesium content.EDTA complexometric titration.