ZH
RU
ES
Determination of total nitrogen Alkaline potassium persulfate digestion UV spectrophotometry
Determination of total nitrogen Alkaline potassium persulfate digestion UV spectrophotometry, Total:3 items.
In the international standard classification, Determination of total nitrogen Alkaline potassium persulfate digestion UV spectrophotometry involves: Water quality, Vocabularies.
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Determination of total nitrogen Alkaline potassium persulfate digestion UV spectrophotometry
- GB/T 11894-1989 Water quality--Determination of total nitrogen--Alkaline potassium persulfate digestion-UV spectro photometric method
Professional Standard - Environmental Protection, Determination of total nitrogen Alkaline potassium persulfate digestion UV spectrophotometry
- HJ 636-2012 Water quality.Determination of total nitrogen.Alkaline potassium persulfate digestion UV spectrophotometric method
中华人民共和国环境保护部, Determination of total nitrogen Alkaline potassium persulfate digestion UV spectrophotometry
- GB 11894-1989 Water quality-Determination of total nitrogen-Alkaline potassium persulfate digestion-UV spectrophotometric method