“(Determination of so ” 中國GB標準檢索結果

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	GB/T 42490-2023 （中英文版） Soil quality Determination of organic carbon content and carbon isotope ratio, total nitrogen content and nitrogen isotope ratio in soil and biological samples Stable isotope ratio mass spectrometry
	GB/T 42488-2023 （中英文版） Soil quality - Determination of 15N abundance of inorganic nitrogen in soil - Stable isotope ratio mass spectrometry
	GB/T 42485-2023 （中英文版） Soil quality Determination of soil nitrate nitrogen, nitrite nitrogen and ammonium nitrogen KCl solution leaching manual analysis method
	GB/T 42487-2023 （中英文版） Soil quality - Determination of soil nitrate nitrogen, nitrite nitrogen and ammonium nitrogen - potassium chloride solution leaching flow analysis method
	GB/T 42357-2023 （中英文版） Water-insoluble dyes - Determination of purity - Liquid chromatography
	GB/T 42425-2023 （中英文版） Determination of functional components caprylylsalicylic acid, phenylethylresorcinol and ferulic acid in cosmetics by high performance liquid chromatography
	GB/T 42310-2023 （中英文版） Nanotechnology—Determination of specific surface area of graphene powder—Argon adsorption static capacity method
	GB/T 42424-2023 （中英文版） Determination of 11 permitted hair dyes including 5-amino-6-chloro-o-cresol in hair dye products by liquid chromatography-mass spectrometry
	GB/T 42333-2023 （中英文版） Determination of iodine content in soil and water system sediments Ammonia closed solution-inductively coupled plasma mass spectrometry
	GB/T 27894.3-2023 （中英文版） Natural gas - Determination of composition and calculation of associated uncertainties by gas chromatography - Part 3: Precision and bias
	GB/T 4207-2022 （中英文版） Method for determination of tracking resistance index and relative tracking index of solid insulating materials
	GB/T 223.54-2022 （中英文版） Iron, steel and alloys - Determination of nickel content - Flame atomic absorption spectrometry
	GB/T 7717.16-2022 （中英文版） Acrylonitrile for industrial use - Part 16: Determination of iron and copper content - Graphite furnace atomic absorption spectrometry and inductively coupled plasma mass spectrometry
	GB/T 223.63-2022 （中英文版） Iron, steel and alloys - Determination of manganese content - Sodium (potassium) periodate spectrophotometric method
	GB/T 41671-2022 （中英文版） Chemical fibers - Determination of solvent residues
	GB/T 41559-2022 （中英文版） Textiles - Determination of isothiazolinone compounds
	GB/T 41533-2022 （中英文版） Textiles - Determination of adsorbable organic halogens
	GB/T 41413-2022 （中英文版） Determination of migration of N-nitrosamine and its precursors in toys high performance liquid chromatography tandem mass spectrometry
	GB/T 41412-2022 （中英文版） Determination of isothiazolinone preservatives in toys high performance liquid chromatography tandem mass spectrometry
	GB/T 6730.60-2022 （中英文版） Iron ores - Determination of nickel content - Flame atomic absorption spectrometric method
	GB/T 41424.1-2022 （中英文版） Leather - Determination of soiling properties - Part 1: Tumble method
	GB/T 3222.2-2022 （中英文版） Acoustics—Description, measurement and assessment of environmental noise—Part 2: Determination of sound pressure levels
	GB/T 17248.1-2022 （中英文版） Acoustics—Noise emitted by machinery and equipment—Guidelines for the use of basic standards for the determination of emission sound pressure levels at a work station and at other specified positions
	GB/T 17473.7-2022 （中英文版） Test methods of precious metals pastes used for microelectronics—Part 7: Determination of solderability and solder leaching resistance
	GB/T 19889.2-2022 （中英文版） Acoustics—Measurement of sound insulation in buildings and of building elements—Part 2 : Determination and application of measurement uncertainties
	GB/T 4333.8-2022 （中英文版） Ferrosilicon—Determination of calcium content—Flame atomic absorption spectrometry
	GB/T 12157-2022 （中英文版） Determination of dissolved oxygen in water for industrial circulating cooling system and boiler
	GB/T 41330-2022 （中英文版） Analysis method of boiler water and cooling water Determination of trace copper, iron, sodium, calcium, magnesium content Inductively coupled plasma mass spectrometry (ICP-MS) method
	GB/T 8152.16-2022 （中英文版） Methods for chemical analysis of lead concentrates - Part 16: Determination of calcium oxide content - Flame atomic absorption spectrometry
	GB/T 41329-2022 （中英文版） Determination of the flowability of metal powders Standard funnel method (Gustafsson flowmeter)

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