YS/T 201-2007 Sheets and bands of precious metals and their alloys

YS/T 201-1994

YS/T 201-2018 Precious metal and its alloy plates and strips

GB/T 1485 GB/T 1486 GB/T 2828.1-2003 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.1-2012 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 3490 GB/T 15072.1-1994 Method for chemical analysis of precious metals and their alloys—Gold, palladium alloys—Determination of gold content 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 15072.1-2025 Methods for chemical analysis of precious metal alloys—Part 1:Determination of gold content GB/T 15072.2-1994 Method for chemical analysis of precious metals and their alloys—Silver alloys—Determination of silver content 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 15072.2-2025 Method for chemical analysis of precious metal alloys—Part 2:Determination of silver content GB/T 15072.3-1994 Method for chemical analysis of precious metals and their alloys—Gold, platinum and palladium alloys—Determination of platinum 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 15072.3-2025 Methods for chemical analysis of precious metal alloys—Part 3:Determination of platinum content GB/T 15072.4-1994 Method for chemical analysis of precious metals and their alloys—Palladium, silver alloys—Determination of palladium content 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 15072.4-2025 Methods for chemical analysis of precious metal alloys—Part 4:Determination of palladium content GB/T 15072.5-1994 Method for chemical analysis of precious metals and their alloys—Gold, Palladium alloys—Determination of silver content 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 15072.6-1994 Method for chemical analysis of precious metals and their alloys—Platinum, palladium alloys—Determination of iridium content 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 15072.6-2025 Methods for chemical analysis of precious metal alloys—Part 6:Determination of iridium content GB/T 15072.7-1994 Method for chemical analysis of precious metals and their alloys—Gold alloys—Determination of chromium content 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 15072.8-1994 Method for chemical analysis of precious metals and their alloys—Gold,palladium and silver alloys—Determination of copper content 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 15072.9-1994 Method for chemical analysis of precious metals and their alloys—Gold alloys—Determination of indium content GB/T 15072.9-2008 Test method of precious metal alloys—Determination of indium content for gold alloys—Complexometric return titration using EDTA GB/T 15072.10-1994 Method for chemical analysis of precious metals and their alloys—Gold alloys—Determination of nickel content 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 15072.11-1994 Method for chemical analysis of precious metals and their alloys—Gold alloys—Determination of gadolinium content 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 15072.12-1994 Method for chemical analysis of precious metals and their alloys—Silver alloys—Determination of vanadium content GB/T 15072.12-2008 Test method of precious metal alloys—Determination of nickel contents for silver alloys—Hydrogen peroxide spectrophotometry GB/T 15072.13-1994 Method for chemical analysis of precious metals and their alloys—Silver alloy—Determination of cerium content 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 15072.14-1994 Method for chemical analysis of precious metals and their alloys—Silver alloys—Determination of aluminium content 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 15072.15-1994 Method for chemical analysis of precious metals and their alloys—Gold, silver and palladium alloys—Determination of nickel, zinc and manganese contents 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 15072.16-1994 Method for chemical analysis of precious metals and their alloys—Gold alloys—Determination of copper and manganese contents 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 15072.17-1994 Method for chemical analysis of precious metals and their alloys—Platinum alloys—Determination of tungsten content GB/T 15072.17-2008 Test method of precious metal alloys—Determination of tungsten contents for platinum alloys—Tungstic acid gravimetry GB/T 15072.18-1994 Method for chemical analysis of precious metals and their alloys—Gold alloys—Determination of iron content 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 15072.19-1994 Method for chemical analysis of precious metals and their alloys—Gold alloys—Determination of chromium content 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 15072.20-1994 Method for chemical analysis of precious metals and their alloys—Gold alloys—Determination of zirconium content GB/T 15072.20-2025 Methods for chemical analysis of precious metal alloys—Part 20:Determination of rhodium content GB/T 15077-1994 Geometric size measuring methods of precious metals and their alloy materials GB/T 15077-2008 Geometric size measuring methods of precious metals and their alloy materials GJB 950 YS/T 372.1-2006 Methods for elementary analysis of precious alloy—Determination of silver content—Potentiometer titration with potassium iodide YS/T 372.2-2006 Methods for elementary analysis of precious alloy—Determination of platinum content—Electricity titration using potassium permanganate YS/T 372.2-2025 Metallic alloy element analysis method - Part 2: Determination of platinum content - Potassium permanganate potentiometric titration method YS/T 372.3-2006 Methods for elementary analysis of precious alloy—Determination of palladium content—Complexometric titration using butanedione dioxime releasing EDTA YS/T 372.4-2006 Methods for elementary analysis of precious alloy—Determination of copper content—Complexometric titration using thiourea releasing EDTA YS/T 372.5-2006 Methods for elementary analysis of precious alloy—Determination of copper content in PtCu alloy—EDTA complexometric titration YS/T 372.6-2006 Methods for elementary analysis of precious alloy—Determination of copper and manganese contents—The flame atomic absorption spectrometric method YS/T 372.7-2006 Methods for elementary analysis of precious alloy—Determination of cobalt content—EDTA complexometric titration YS/T 372.8-2006 Methods for elementary analysis of precious alloy—Determination of cobalt content in PtCo alloy—EDTA complexometric titration YS/T 372.9-2006 Methods for elementary analysis of precious alloy—Determination of nickel content—EDTA complexometric titration YS/T 372.10-2006 Methods for elementary analysis of precious alloy—Determination of nickel content in AuNi and PdNi alloy—EDTA complexometric titration YS/T 372.11-2006 Methods for elementary analysis of precious alloy—Determination of magnesium content—EDTA complexometric titration YS/T 372.12-2006 Methods for elementary analysis of precious alloy—Determination of zinc content—EDTA complexometric titration YS/T 372.13-2006 Methods for elementary analysis of precious alloy—Determination of tin content—EDTA complexometric titration YS/T 372.14-2006 Methods for elementary analysis of precious alloy—Determination of manganese content—Potentiometer titration using potassium permanganate YS/T 372.15-2006 Methods for elementary analysis of precious alloy—Determination of antimony content—The flame atomic absorption spectrometric method YS/T 372.16-2006 Methods for elementary analysis of precious alloy—Determination of gallium content—EDTA complexometric titration YS/T 372.16-2025 The Analysis Methods for Precious Metal Alloys Part 16: Determination of Gallium Content by Inductively Coupled Plasma Atomic Emission Spectroscopy (ICP-AES) YS/T 372.17-2006 Methods for elementary analysis of precious alloy—Determination of tungsten and rhenium content—Tungstic acid gravimetry and thiourea spectrophotometry YS/T 372.18-2006 Method for elementary analysis of precious alloy—Determination of gadolinium content—Chlorophosphonazo Ⅲ spectrophotometry YS/T 372.19-2006 Method for elementary analysis of precious alloy—Determination of yttrium content—Chlorophosphonazo Ⅲ spectrophotometry YS/T 372.19-2025 Method for Analysis of Alloying Elements in Precious Metals - Part 19: Determination of Yttrium Content - Inductively Coupled Plasma Atomic Emission Spectroscopy (ICP-AES) YS/T 372.20-2006 Methods for elementary analysis of precious alloy—Determination of cadmium content—Complexometric titration using potassium iodide releasing EDTA YS/T 372.21-2006 Methods for elementary analysis of precious alloy—Determination of zirconium content—EDTA complexometric titration YS/T 372.22-2006 Methods for elementary analysis of precious alloy—Determination of indium content—EDTA complexometric titration