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	GB/T 37905-2019 Reclaimed water quality—Determination of chromium—Voltammetry and polarography - 英文版
	GB/T 37883-2019 Determination of chromium, cadmium, lead and arsenic in water treatment chemicals—Inductively coupled plasma atomic emission spectrometry - 英文版
	GB/T 37840-2019 Determination of volatile organic compounds in electrical and electronic products—Gas chromatography-mass spectrometry method - 英文版
	GB/T 8152.14-2019 Methods for chemical analysis of lead concentrates—Part 14: Determination of silicon dioxide content—Molybdenum blue spectrophotometry - 英文版
	GB/T 7739.14-2019 Methods for chemical analysis of gold concentrates—Part 14: Determination of thallium content—Inductively coupled plasma atomic emission spectrometry and inductively coupled plasma mass spectrometry - 英文版
	GB/T 23524-2019 Method for chemical analysis of petrochemical spent platinum catalyst—Determination of platinum—Inductively coupled plasma atomic emission spectrometry - 英文版
	GB/T 20975.31-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 31：Determination of phosphorus content—Molybdenum blue spectrophotometry - 英文版
	GB/T 20975.29-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 29:Determination of molybdenum content—Thiocyanate spectrophotometry - 英文版
	GB/T 20975.28-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 28:Determination of cobalt content—Flame atomic absorption spectrometry - 英文版
	GB/T 13747.5-2019 Methods for chemical analysis of zirconium and zirconium alloys—Part 5：Determination of aluminium content—Chronic azurol-S-tetradrcylpyridine chloride spectrophotometry - 英文版
	GB/T 7739.13-2019 Methods for chemical analysis of gold concentrates—Part 13: Determination of lead， zinc， bismuth， cadmium， chromium， arsenic and mercury contents—Inductively coupled plasma atomic emission spectrometry - 英文版
	GB/T 4698.21-2019 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 21: Determination of manganese, chromium, nickel, aluminum, molybdenum, tin, vanadium, yttrium, copper and zirconium content—Atomic emission spectrometry - 英文版
	GB/T 4698.17-2019 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 17:Determination of magnesium content—Flame atomic absorption spectrometry - 英文版
	GB/T 37760-2019 Determination of perfluorooctanoic acid and perfluorooctane sulfonic acid in electronic and electrical products—Ultra high performance liquid chromatographic method with tandem mass spectrometry - 英文版
	GB/T 37757-2019 Determination of emission rate of volatile organic compounds from materials and components used in electrical and electronic products—Emission test chamber-gas chromatography mass spectrometry - 英文版
	GB/T 37667-2019 Determination of iron,calcium,magnesium,potassium,sodium,manganese,phosphorus,aluminum,titanium,strontium and barium in coal ash—Inductively coupled plasma-atomic emission spectrometry - 英文版
	GB/T 37649-2019 Determination of thimerosal and diphenylmercury in cosmetics—High performance liquid chromatography-inductively coupled plasma mass spectrometry - 英文版
	GB/T 37639-2019 Determination of polybrominated biphenyls and polybrominated diphenyl ethers in plastic products—Gas chromatography and mass spectrometry - 英文版
	GB/T 37626-2019 Determination of 9 forbidden penicillins including amoxicillin in cosmetics—Liquid chromatography-tandem mass spectrometry - 英文版
	GB/T 15076.3-2019 Methods for chemical analysis of tantalum and niobium—Part 3：Determination of copper content—Flame atomic absorption spectrometry - 英文版
	GB/T 13747.6-2019 Methods for chemical analysis of zirconium and zirconium alloys—Part 6：Determination of copper content—2,9-Dimethyl-1,10-phenanthroline spectrophotometry - 英文版
	GB/T 37160-2019 Standard test method for determination of trace metals in heavy distillate,residual oil and crude oil—Inductively coupled plasma optical emission spectrometry（ICP-OES） - 英文版
	GB/T 17040-2019 Determination of sulfur in petroleum and petroleum products—Energy dispersive X-ray fluorescence spectrometry - 英文版
	GB/T 36946-2018 Leather—Chemical tests—Determination of polycyclic aromatic hydrocarbons—Gas chromatography-mass spectrometry - 英文版
	GB/T 36942-2018 Determination of 10 alkaloids in cosmetics—Liquid chromatography-tandem mass spectrometry - 英文版
	GB/T 37272-2018 Determination of 11-nor-9-carboxy-delta-9-tetrahydrocannabinol in urine—Liquid chromatography-tandem mass spectrometry method - 英文版
	GB/T 37185-2018 Gas analysis—Determination of indoor harmful volatile organic compounds—"SUMMA canister and silonite tube" and chromatography/mass spectrometry（GC/MS） - 英文版
	GB/T 37211.2-2018 Methods for chemical analysis of germanium metal—Part 2：Determination of aluminium,iron,copper,nickle,lead,cadmium, magnesium,cobalt,indium,zinc content—Inductively coupled plasma mass spectrometry method - 英文版
	GB/T 37248-2018 High purity aluminium oxide—Determination of trace metal elements—Inductively coupled plasma optical emission spectrometry - 英文版
	GBZ/T 318.2-2018 Determination of trimethyltin chloride in blood - Part 2: Gas chromatography - mass spectrometry - 英文版

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