GB/T 15072.16-1994
Gold alloys-Determination of copper and manganese contents (English Version)
- Standard No.
- GB/T 15072.16-1994
- Language
- Chinese, Available in English version
- Release Date
- 1994
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2008-09
- Replace By
- GB/T 15072.16-2008
- Latest
- GB/T 15072.16-2008
- Scope
- This standard specifies the methods for the determination of copper and manganese content in gold alloys. This standard applies to the determination of the amount of copper and manganese in AuAgCuMnGd33.5-3.02.5-0.4, AuAgCuGd35-5-0.4, AuN and u7.5-1.5 alloys. Measuring range: Cu1%~6%, Mn2%~4%.
GB/T 15072.16-1994 history
- 2008 GB/T 15072.16-2008 Test method of precious metal alloys.Determination of copper and manganese contents for gold alloys.Inductively coupled plasma atomic emission spectrometry
- 1994 GB/T 15072.16-1994 Gold alloys-Determination of copper and manganese contents
GB/T 15072.16-1994 -All Parts
GB/T 15072.1-2008 Test method of precious alloys.Determination of gold content for gold ,platinum and palladium alloys.Potentiometric titration using ferrous sulfate
GB/T 15072.10-2008 Test method of precious metal alloys.Determination of nickel content for gold alloys.Complexometric backing titration using EDTA
GB/T 15072.11-2008 Test method of precious metal alloys.Determination of gadolinium and beryllium contents for gold alloys.Inductively coupled plasma atomic emission spectrometry
GB/T 15072.12-2008 Test method of precious metal alloys.Determination of nickel contents for silver alloys.Hydrogen peroxide spectrophotometry
GB/T 15072.13-2008 Test method of precious metal alloys.Determination of tin,cerium and lanthanium contents for silver alloys.Inductively coupled clasma atomic emission spectrometry
GB/T 15072.14-2008 Test method of precious metal alloys.Determination of aluminium and nickel contents for silver alloys.Inductively coupled plasma atomic emission spectrometry
GB/T 15072.15-2008 Test method of precious metal alloys.Determination of nickel,zinc and manganese contents for gold,silver and palladium alloys.Inductively coupled plasma atomic emission spectrometry
GB/T 15072.16-2008 Test method of precious metal alloys.Determination of copper and manganese contents for gold alloys.Inductively coupled plasma atomic emission spectrometry
GB/T 15072.17-2008 Test method of precious metal alloys.Determination of tungsten contents for platinum alloys.Tungstic acid gravimetry
GB/T 15072.18-2008 Test method of precious metal alloys.Determination of zirconium and gadolinium contents for gold alloys.Inductively coupled plasma atomic emission spectrometry
GB/T 15072.19-2008 Test method of precious metal alloys.Determination of vanadium and magnesium contents for silver alloys.Inductively coupled plasma atomic emission spectrometry
GB/T 15072.2-2008 Test method of precious metal alloys.Determination of silver contents for silver alloys.Potentionmeter titration with sodium chloride
GB/T 15072.20-1994 Gold alloys-Determination of zirconium content
GB/T 15072.3-2008 Test method of precious metal alloys.Determination of platinum content for gold,platinum and palladium alloys.Electricity titration using potassium permanganate
GB/T 15072.4-2008 Test method of precious metal alloys.Determination of palladium content for palladium and silver alloys.Butanedione dioxime gravimetry
GB/T 15072.5-2008 Test method of precious metal alloys.Determination of silver content for gold and palladium alloys.Potentionmeter titration with potassium iodide
GB/T 15072.6-2008 Test method of precious metal alloys.Determination of iridium contents for platinum,palladium alloys.Electricity titration with ferrous sulfate
GB/T 15072.7-2008 Test methods of precious metal alloys.Determination of chromium and iron contents for gold alloys.Inductively coupled plasma atomic emission spectrometry
GB/T 15072.8-2008 Test method of precious metal alloys.Determination of copper content for gold,palladium and silver alloys.Complexometric return titration using thiourea releasing EDTA
GB/T 15072.9-2008 Test method of precious metal alloys.Determination of indium content for gold alloys.Complexometric return titration using EDTA