GB/T 43358-2023
Rare earth mineral and rare earth products—Determination of gross alpha and beta radio activity—Thick source method
- 实施日期
- —
- ICS 分类
- 77.120.99
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 677 条
GB/T 43358-2023
GB/T 12690.12-2024
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 12: Determination of thorium and uranium contents—Inductively coupled plasma mass spectrum method
GB/T 16477.1-2024
Chemical analysis methods of silicon-based rare earth ferroalloy and RE-Mg ferro-silicon alloy—Part 1: Determination of total rare earth and fifteen rare earth elements contents
GB/T 4137-2024
Rare earth ferrosilicon alloy
GB/T 4138-2024
Rare earth ferrosilicon magnesium alloy
GB/T 42668-2023
GB/T 42656-2023
GB/T 43753.4-2024
Methods for chemical analysis of precious metals alloys electroplating wastewater—Part 4:Determination of chlorine ion—Silver chlorine turbidimetric method
GB/T 43753.3-2024
Methods for chemical analysis of precious metals alloys electroplating wastewater—Part 3:Determination of sulfate content—Barium sulphate gravimetric method
GB/T 43753.2-2024
Methods for chemical analysis of precious metals alloys electroplating wastewater—Part 2:Determination of zinc, manganese, chromium, cadmium, lead, iron, aluminium, nickel, copper and beryllium contents—Inductively coupled plasma-atomic emission spectrometry
GB/T 43753.1-2024
Methods for chemical analysis of precious metals alloys electroplating wastewater—Part 1:Determination of gold, silver, platinum, palladium and iridium contents—Inductively coupled plasma-atomic emission spectrometry
GB/T 43750-2024
Test method of magnetic properties of isotropic rare-earth permanent magnetic powder
GB/T 43604.1-2023
Methods for chemical analysis of gallium-based liquid metals—Part 1:Determination of lead, cadmium, mercury and arsenic contents—Inductively coupled plasma mass spectrometry
GB/T 43607-2023
Method for analysis of palladium ingots—Determination of silver, aluminum, gold, bismuth, chromium, copper, iron, iridium, magnesium, manganese, nickel, lead, platinum, rhodium, ruthenium, silicon, tin and zinc contents—Spark discharge atomic emission spectrometry
GB/T 43489-2023
Sintered neodymium iron boron permanent magnets—Steady state damp heat tests
GB/T 4324.2-2023
Methods for chemical analysis of tungsten—Part 2:Determination of bismuth and arsenic contents
GB/T 26330-2023
Clad metal strips of silver and silver alloys/copper and copper alloys
GB/T 6150.3-2023
Methods for chemical analysis of tungsten concentrates—Part 3: Determination of phosphorus content—The phosphorus molybdenum yellow spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 6150.1-2023
Methods for chemical analysis of tungsten concentrates—Part 1:Determination of tungsten trioxide content—Ammonium tungstate igniting gravimetric method
GB/T 18115.6-2023
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides—Part 6:Determination of lanthanum,cerium,praseodymium,neodymium,samarium,gadolinium,terbium,dysprosium,holmium,erbium,thulium,ytterbium,lutetium and yttrium contents