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 26416.7-2023
Chemical analysis methods for rare earth ferroalloy—Part 7: Determination of carbon and sulfur contents—High frequency - infrared absorption method
GB/T 8151.25-2023
Methods for chemical analysis of zinc concentrates—Part 25:Determination of indium content—Flame atomic absorption spectrometry
GB/T 15116-2023
Die casting copper alloys and copper alloys die castings
GB/T 26416.6-2023
Chemical analysis methods for rare earth ferroalloy—Part 6: Determination of molybdenum, tungsten and titanium contents—Inductively coupled plasma emission spectrometry
GB/T 26416.5-2022
Chemical analysis method for rare earth ferroalloy—Part 5: Determination of oxygen content—Impulse-infrared absorption method
GB/T 26416.4-2022
Chemical analysis method for rare earth ferroalloy—Part 4: Determination of iron content—Potassium dichromate titration
GB/T 26416.3-2022
Chemical analysis methods for rare earth ferroalloy—Part 3: Determination of calcium, magnesium, aluminium, nickel and manganese contents—Inductively coupled plasma emission spectrometry
GB/T 26416.2-2022
Chemical analysis method for rare earth ferroalloy—Part 2: Determination of rare earth impurity contents—Inductively coupled plasma emission spectrometry
GB/T 26416.1-2022
Chemical analysis methods for rare earth ferroalloy—Part 1: Determination of total rare earth content
GB/T 13747.26-2022
Methods for chemical analysis of zirconium and zirconium alloys—Part 26:Determination of alloying and impurity elements content—Inductively coupled plasma atomic emission spectrometry
GB/T 12690.1-2022
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 1：Determination of carbon and sulfur contents—High frequency-infrared absorption method
GB/T 42273-2022
Methods for chemical analysis of zirconium compounds—Determination of calcium,hafnium,titanium,sodium,iron,chromium,cadmium,zinc,manganese,copper,nickel,lead contents—Inductively coupled plasma atomic emission spectrometry
GB/T 20975.25-2020
GB/T 36590-2018
GB/T 3620.1-2016
GB/T 5153-2016
GB/T 20975.26-2013
GB/T 41769-2022
Methods for chemical analysis of cadmium zinc telluride—Determination of zinc and cadmium contents—Inductively coupled plasma atomic emission spectrometry
GB/T 13747.18-2022
Methods for chemical analysis of zirconium and zirconium alloys—Part 18：Determination of vanadium content—N-benzoyl-N-phenyl hydroxylamine spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 13747.10-2022
Methods for chemical analysis of zirconium and zirconium alloys—Part 10：Determination of tungsten content—Thiocyanate spectrophotometry and inductively coupled plasma atomic emission spectrometry