组合使用关键词、标准类型、状态与 ICS 分类，快速定位所需国家标准。
找到 5,061 条
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 15072.6-2008
Test method of precious metal alloys - Determination of iridium contents for platinum, palladium alloys - Electricity titration with ferrous sulfate
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 15072.4-2008
Test method of precious metal alloys - Determination of palladium content for palladium and silver alloys - Butanedione dioxime gravimetry
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 15072.2-2008
Test method of precious metal alloys - Determination of silver contents for silver alloys - Potentionmeter titration with sodium chloride
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 15072.18-2008
Test method of precious metal alloys - Determination of zirconium and gadolinium contents for gold alloys - Inductively coupled plasma atomic emission spectrometry
GB/T 15072.17-2008
Test method of precious metal alloys - Determination of tungsten contents for platinum alloys - Tungstic acid gravimetry
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 15072.15-2008
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 15072.14-2008
Test method of precious metal alloys - Determination of aluminium and nickel contents for silver alloys - Inductively coupled plasma atomic emission spectrometry
GB/T 15072.13-2008
Test method of precious metal alloys - Determination of tin , cerium and lanthanium contents for silver alloys - Inductively coupled clasma atomic emission spectrometry
GB/T 15072.12-2008
Test method of precious metal alloys - Determination of nickel contents for silver alloys - Hydrogen peroxide spectrophotometry
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 15072.11-2008
Test method of precious metal alloys - Determination of gadolinium and beryllium contents for gold alloys - Inductively coupled plasma atomic emission spectrometry
GB/T 15072.10-2008
Test method of precious metal alloys - Determination of nickel content for gold alloys - Complexometric backing titration using EDTA
GB/T 13390-2008
Metallic powder-Determination of the specific surface area - Method of nitrogen adsorption
GB/T 17684-2008
Terminology for precious metals and their alloys
GB/T 17472-2008
Specification for pastes of precious metal used for microelectronics