GB/T 5121.8-2024
Methods for chemical analysis of copper and copper alloys—Part 8 : Determination of oxygen, nitrogen and hydrogen contents
- 实施日期
- —
- ICS 分类
- 77.120.30
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。
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GB/T 5121.8-2024
GB/T 45135-2024
Superplastic forming and diffusion bonding parts of titanium alloy sheet—General specifications
GB/T 4698.29-2024
Methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 29:Determination of aluminum,carbon,chromium, copper,iron,manganese,molybdenum,nickel,silicon,tin,vanadium and zirconium contents—Spark atomic emission spectrometry
GB/T 45009-2024
Rare earth environmental barrier coating material—Ytterbium silicate powder
GB/T 45020-2024
Methods for chemical analysis of niobium hafnium alloys—Determination of trace impurity elements content—Inductively coupled plasma mass spectrometry
GB/T 3260.1-2024
Methods for chemical analysis of tin—Part 1:Determination of copper, lead, zinc, cadmium, silver, nickel and cobalt contents—Flame atomic absorption spectroscopy
GB/T 18882.4-2024
Chemical analysis methods of mixed rare earth oxide of ion-absorption rare earth ore—Part 4:Determination of iron trioxide content—Inductively coupled plasma atomic emission spectrometry
GB/T 11067.7-2024
Methods for chemical analysis of silver—Part 7: Determination of gold and palladium content—Inductively coupled plasma emission spectrometry
GB/T 12690.20-2024
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 20: Determination of minor amounts of fluorine and chlorine in rare earth oxides—Ion chromatography method
GB/T 45008-2024
Rare earth thermal barrier coating material—Gadolinium ytterbium zirconate powder
GB/T 4698.26-2024
Methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 26: Determination of tantalum and tungsten content—Inductively coupled plasma atomic emission spectrometry
GB/T 44754-2024
RE-base hydrogen storage alloy used in solid-state hydrogen storage
GB/T 44763-2024
Anhydrous neodymium chloride
GB/T 44762-2024
Lanthanum chloride
GB/T 12690.21-2024
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 21:Determination of sulfate radical content in rare earth oxides—Barium sulfate turbidimetry
GB/T 23276-2024
Method for chemical analysis of palladium compounds—Determination of palladium content—Complexometric tityation using butanedione dioxime releasing EDTA and gravimetric method
GB/T 23603-2024
Test method for titanium and titanium alloy surface contamination
GB/T 11064.1-2024
Methods for chemical analysis of lithium carbonate, lithium hydroxide monohydrate and lithium chloride—Part 1: Determination of lithium carbonate content—Titration
GB/T 43358-2023
GB/T 43139-2023