total nitrogen digestion
total nitrogen digestion, Total:2 items.
The international standard classification for "total nitrogen digestion" includes: .
The Chinese standard classification for "total nitrogen digestion" includes: .
Professional Standard - Environmental Protection
- HJ 636-2012 Water quality. Determination of total nitrogen. Alkaline potassium persulfate digestion UV spectrophotometric method
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 11894-1989 Water quality--Determination of total nitrogen--Alkaline potassium persulfate digestion-UV spectro photometric method
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