Water Quality Total Nitrogen

Water Quality Total Nitrogen, Total:7 items.

In the international standard classification, Water Quality Total Nitrogen involves: Water quality, Vocabularies.

Heilongjiang Provincial Standard of the People's Republic of China, Water Quality Total Nitrogen

• DB23/T 3310-2022 Water quality total nitrogen monitoring technical specification

Professional Standard - Environmental Protection, Water Quality Total Nitrogen

• HJ/T 199-2005 Water quality Determination of tota-nitrogen Gas-phase molecular absorption spectrometry
• HJ 636-2012 Water quality.Determination of total nitrogen.Alkaline potassium persulfate digestion UV spectrophotometric method
• HJ 667-2013 Water quality.Determination of total nitrogen by continuous flow analysis (CFA) and N-(1-naphthyl)ethylene diamine dihydrochloride spectrophotometry
• HJ 668-2013 Water quality.Determination of total nitrogen by flow injection analysis (FIA) and N-(1-naphthyl)ethylene diamine dihydrochloride spectrophotometry

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

• GB/T 11894-1989 Water quality--Determination of total nitrogen--Alkaline potassium persulfate digestion-UV spectro photometric method

Professional Standard - Agriculture, Water Quality Total Nitrogen

• SL/T 788.1-2019 Part 1: Determination of total nitrogen in water quality

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