GB/T 15072.10-2008 Test method of precious metal alloys.Determination of nickel content for gold alloys.Complexometric backing titration using EDTA (English Version)
This Part specifies the method for the determination of nickel content in gold alloys. This section applies to the determination of nickel content in AuNi, AuNiCu, AuNiIn, AuNiFeZr. Measuring range (mass fraction): 5% to 20%.
GB/T 15072.10-2008 Referenced Document
YS/T 371 Methods for chemical analysis of precious metals alloys. General rules and regulations
GB/T 15072.10-2008 history
2008GB/T 15072.10-2008 Test method of precious metal alloys.Determination of nickel content for gold alloys.Complexometric backing titration using EDTA