Oxygen Nitrogen

Oxygen Nitrogen, Total:10 items.

In the international standard classification, Oxygen Nitrogen involves: Ferrous metals, Non-ferrous metals, Analytical chemistry, Ferroalloys, Water quality.

Professional Standard - Ferrous Metallurgy, Oxygen Nitrogen

• YB/T 4307-2012 Iron, steel and alloy.Determination of oxygen,nitrogen and hydrogen contents.TOF-mass spectroscopy method after fusion in a current of inert gas(Routine method)

Professional Standard - Non-ferrous Metal, Oxygen Nitrogen

• YSBC 31901-2022 Standard samples for analysis of oxygen, nitrogen and hydrogen gases in steel ([O]0.0025%, [N]0.0060%), [H]0.00008%

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Oxygen Nitrogen

• GB/T 14265-1993 General rule of chemical analysis for hydrogen, oxygen, nitrogen, carbon and sulfur in metal's materials
• GB/T 5121.8-2024 Methods for chemical analysis of copper and copper alloys Part 8: Determination of oxygen, nitrogen and hydrogen content

RU-GOST R, Oxygen Nitrogen

• GOST 14339.4-1982 Tungsten. Methods for the determination of nitrogen, oxygen, hydrogen
• GOST 14338.4-1982 Molybdenum. Methods for determination of nitrogen, oxygen and hydrogen
• GOST 22720.1-1977 Rare metals and their alloys. Methods for the determination of oxygen, hydrogen, nitrogen and carbon

Hunan Provincial Standard of the People's Republic of China, Oxygen Nitrogen

• DB43/T 2264-2021 Determination of the main elements of organic matter carbon, hydrogen, oxygen, nitrogen, sulfur adsorption separation - thermal conductivity method

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, Oxygen Nitrogen

• GB/T 4702.17-2016 Chromium metal─Determination of oxygen, nitrogen and hydrogen content─Inert gas fusion thermal infrared detection method and conductivity method

Heilongjiang Provincial Standard of the People's Republic of China, Oxygen Nitrogen

• DB23/T 2492-2019 Test method for content of carbon, nitrogen, hydrogen, sulfur and oxygen in graphene materials

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