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Database: 189760 (18 Oct 2025)
YS/T 372.21-2006 English PDF
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YS/T 372.21-2006
: Methods for elementary analysis of precious alloy. Determination of zirconium content. EDTA complexometric titration
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YS/T 372.21-2006
English
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Methods for elementary analysis of precious alloy. Determination of zirconium content. EDTA complexometric titration
YS/T 372.21-2006
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Basic data
Standard ID
YS/T 372.21-2006 (YS/T372.21-2006)
Description (Translated English)
Methods for elementary analysis of precious alloy. Determination of zirconium content. EDTA complexometric titration
Sector / Industry
Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard
H15
Classification of International Standard
77.040.30
Word Count Estimation
6,615
Date of Issue
2006-05-25
Date of Implementation
2006-12-01
Older Standard (superseded by this standard)
YS/T 372.7-1994
Regulation (derived from)
NDRC Notice No. 36 of 2006
Issuing agency(ies)
National Development and Reform Commission
Summary
This standard specifies the gold alloy zirconium content determination. This standard applies to AuZr, AuAgZr alloy zirconium content. Measuring range: 3% to 20%.