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	GB/T 11066.11-2021 Methods for chemical analysis of gold-Part 11:Determination of magnesium，chromium，manganese，iron，nickel copper，palladium，silver，tin，antimony，lead and bismuth contents-Inductively coupled plasma mass spectrometry - 英文版
	GB/T 8151.24-2021 Methods for chemical analysis of zinc concentrates—Part 24:Determination of soluble zinc content—Flame atomic absorption spectrometry - 英文版
	GB/T 39873-2021 Determination of quaternary ammonium salt in disinfectant—Liquid chromatography-tandem mass spectrometry - 英文版
	GB/T 14352.22-2021 Methods for chemical analysis of tungsten ores and molybdenum ores -- Part 22：Determination of antimony content -- Hydride generation atomic fluorescence spectrometry - 英文版
	GB/T 14352.21-2021 Methods for chemical analysis of tungsten ores and molybdenum ores -- Part 21: Determination of arsenic content -- Hydride generation atomic fluorescence spectrometry - 英文版
	GB/T 14352.20-2021 Methods for chemical analysis of tungsten ores and molybdenum ores -- Part 20：Determination of niobium，tantalum，zirconium，hafnium and 15 rare earth elements content -- Inductively coupled plasma mass spectrometry - 英文版
	GB/T 5121.28-2021 Methods for chemical analysis of copper and copper alloys—Part 28：Determination of chromium,iron,manganese,cobalt,nickel,zinc,arsenic,selenium,silver,cadmium,tin,antimony,tellurium,lead and bismuth content—Inductively coupled plasma-mass spectrometry - 英文版
	GB/T 41064-2021 Surface chemical analysis—Depth profiling—Method for sputter rate determination in X-ray photoelectron spectroscopy, Auger electron spectroscopy and secondary-ion mass spectrometry sputter depth profiling using single and multi-layer thin films - 英文版
	GB/T 41153-2021 Determination of boron, aluminum and nitrogen impurity content in silicon carbide single crystal -- Secondary ion mass spectrometry - 英文版
	GB/T 41171-2021 Urine-absorbing aids for incontinence -- Measurement of airborne respirable polyacrylate superabsorbent materials -- Determination of dust in collection cassettes by sodium atomic absorption spectrometry - 英文版
	GB/T 40891-2021 Determination of lyral in cosmetics—Gas chromatography-mass spectrometry - 英文版
	GB/T 40950-2021 Determination of alkyl(C12～C22) trimethyl ammonium salt in cosmetics—High performance liquid chromatography tandem mass spectrometry - 英文版
	GB/T 40896-2021 Determination of diethylene glycol monoethyl ether in cosmetics—Gas chromatography mass spectrometry - 英文版
	GB/T 40901-2021 Determination of eleven kinds of prohibited azoles antifungal agents in cosmetics—Liquid chromatography-tandem mass spectrometry - 英文版
	GB/T 40900-2021 Determination of fluorescent brightener 367 and fluorescent brightener 393 in cosmetics—Liquid chromatography-tandem mass spectrometry - 英文版
	GB/T 40744-2021 Determination of solanesol in potato stems，leaves and their processed products. High performance liquid chromatography-mass spectrometry - 英文版
	GB/T 23801-2021 Determination of fatty acid methyl ester (FAME) content in middle distillates—Infrared spectrometry - 英文版
	GB/T 39560.8-2021 Determination of certain substances in electrical and electronic products—Part 8:Phthalates in polymers by gas chromatography-mass spectrometry (GC-MS),gas chromatography-mass spectrometry using a pyrolyzer/thermaldesorption accessory (Py/TD-GC-MS) - 英文版
	GB/T 40798-2021 Chemical analysis method of ion-adsorption rare earth ore—Determination of total rare earth contents—Inductively coupled plasma mass spectrometry - 英文版
	GB/T 39538-2020 Determination of arsenic, selenium and mercury in coal—Hydride generation-atomic fluorescence spectrometry - 英文版
	GB/T 39138.3-2020 Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 3：Determination of chromium, iron, silicon and boron contents—Inductively coupled plasma atomic emission spectrometry - 英文版
	GB/T 39143-2020 Methods for chemical analysis of gold-arsenic alloys—Determination of arsenic content—Inductively coupled plasma atomic emission spectrometry - 英文版
	GB/T 34609.2-2020 Method for chemical analysis of rhodium compounds—Part 2: Determination of silver,gold,platinum...potassium,chromium and silicon contents—Inductively coupled plasma atomic emission spectrometry - 英文版
	GB/T 20975.9-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 9:Determination of lithium content—Flame atomic absorption spectrometry - 英文版
	GB/T 20975.36-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 36:Determination of silver content—Flame atomic absorption spectrometry - 英文版
	GB/T 38744-2020 Methods for chemical analysis of synergistic catalysis elements in automotive exhaust catalysis－Determination of cerium, lanthanum, praseodymium, neodymium ,barium and zirconium contents－Inductively coupled plasma atomic emission spectrometry - 英文版
	GB/T 38791-2020 Oral care and cleansing products—Determination of boric acid and borates in toothpastes—Inductively coupled plasma atomic emission spectrometry - 英文版
	GB/T 38789-2020 Oral care and cleansing products—Determination of 10 elements in toothpaste—Inductively coupled？plasma mass spectrometry - 英文版
	GB/T 38685-2020 Determination of sulphuric acid mist in tail gas for sulphuric acid industry - 英文版
	GB/T 38571-2020 Determination of alkaloids as plant secondary metabolites—Liquid chromatography-mass spectrometry - 英文版

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