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Element nitrogen

Element nitrogen, Total:16 items.

In the international standard classification, Element nitrogen involves: Analytical chemistry, Test conditions and procedures in general, Coals, Materials for aerospace construction, Soil quality. Pedology.

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, Element nitrogen

• GB/T 35582-2017 Sulfur and nitrogen elemental analyzers
• GB/T 19143-2017 Analytical method of element for carbon,hydrogen ,oxygen and nitrogen in rock organics
• GB/T 34003-2017 Detection method of impurity elements in boron nitride

RO-ASRO, Element nitrogen

• STAS 10287-1975 Refrigerating equipment TUBE-TYPE ELEMENTS AMMONIACAL CONDENSERS Basic parameters

CL-INN, Element nitrogen

• INDITECNOR 21-7ch-1956

CO-ICONTEC, Element nitrogen

• ICONTEC 1556-1980

Group Standards of the People's Republic of China, Element nitrogen

• T/GDASE 0009-2020 Determination of the content of carbon, hydrogen, oxygen, nitrogen and sulfur in graphene

YU-JUS, Element nitrogen

• JUS H.B8.013-1981 Sulphuric acid and oleum for industrial u se. Determination of total nitrogen content Titrimetric method after distilation

PT-IPQ, Element nitrogen

• NP 1233-1976
• NP 1273-1976

Hunan Provincial Standard of the People's Republic of China, Element nitrogen

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

Standard Association of Australia （SAA）, Element nitrogen

• AS 1038.6.2:2007 Coal and coke - Analysis and testing - Higher rank coal and coke - Ultimate analysis - Nitrogen

Korean Agency for Technology and Standards (KATS), Element nitrogen

• KS I ISO 13878-2009(2019) Soil quality－Determination of total nitrogen content by dry combustion(“elemental analysis”)

German Institute for Standardization, Element nitrogen

• DIN ISO 13878:1998 Soil quality - Determination of total nitrogen content by dry combustion ("elemental analysis") (ISO 13878:1998)

Association Francaise de Normalisation, Element nitrogen

• NF ISO 13878:1998 Qualité du sol - Détermination de la teneur totale en azote par combustion sèche ("analyse élémentaire")
• NF X31-418*NF ISO 13878:1998 Soil quality. Determination of total nitrogen content by dry combustion ("elemental analysis").

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