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YS/T 372.4-2006 Active
YS/T 372.4-2006 Methods for elementary analysis of precious alloy—Determination of copper content—Complexometric titration using thiourea releasing EDTA
Abstract
This standard specifies the method for determining the copper content in gold, palladium, and silver alloys. This standard is applicable to the determination of copper content in AuCu, AuNiCu, AuAgCuNi, AgCu, AgCuNi, AgCuZn, AgCuIn, AgCuSn, PdCu, PdAgCu, and PdNiCu alloys. The measurement range is 4% to 90%.
General Product Information
| Document Type | Industry standards-Non-ferrous metals |
|---|---|
| Standard Status | Active |
| Standard Code | YS/T 372.4-2006 |
| CCS | Analysis methods for precious metals and their alloys |
| ICS | Chemical analysis of metal materials |
| Implement Date | 2006-12-01 |
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