Nitrogen isotope
Nitrogen isotope, Total:4 items.
The international standard classification for "Nitrogen isotope" includes: .
The Chinese standard classification for "Nitrogen isotope" includes: .
Fujian Provincial Standard of the People's Republic of China
- DB35/T 2006-2021 Chemical conversion method for determination of nitrate nitrogen isotope in water
Inner Mongolia Provincial Standard of the People's Republic of China
- DB15/T 975-2016 Detection method of carbon and nitrogen isotope abundance ratio in beef and mutton of livestock products
国家文物局
- WW/T 0045-2012 Carbon and nitrogen isotope vegetarian analysis of bone sample collection and laboratory operation specifications
海关总署
- SN/T 4675.32-2021 Method for the determination of nitrogen stable isotope ratio in wine for export
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