Oxygen and nitrogen analysis

Oxygen and nitrogen analysis, Total:8 items.

In the international standard classification, Oxygen and nitrogen analysis involves: Testing of metals, Construction materials.

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

• GB/T 14265-1993 General rule of chemical analysis for hydrogen, oxygen, nitrogen, carbon and sulfur in metal's materials

National Metrological Verification Regulations of the People's Republic of China, Oxygen and nitrogen analysis

• JJG 801-2004 Chemiluminescent NO/NOx Analyzers
• JJG 801-1993 Verification Regulation of Chemiluminescent NO/NO<下标x> Analyzer

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 and nitrogen analysis

• GB/T 19143-2017 Analytical method of element for carbon,hydrogen ,oxygen and nitrogen in rock organics
• GB/T 14265-2017 General rule of chemical analysis for hydrogen,oxygen,nitrogen,carbon and sulfur in metallic materials

Professional Standard - Non-ferrous Metal, Oxygen and nitrogen analysis

• YSBC 31926-2022 Standard sample for oxygen and nitrogen gas analysis in steel ([O]0.0035%, [N]0.0060%)

CZ-CSN, Oxygen and nitrogen analysis

• CSN 72 2030 Cast.4-1992 Chemical analysis of blast furnace slag. Determination of barium oxide content

National Metrological Technical Specifications of the People's Republic of China, Oxygen and nitrogen analysis

• JJF 1361-2012 Program on Pattern Evaluation of Chemiluminescent NO/NO Analyzers

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