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Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry

Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry, Total:19 items.

In the international standard classification, Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry involves: Soil quality. Pedology, Fertilizers, Water quality, Vocabularies, Inorganic chemicals, Non-metalliferous minerals, Environmental protection.

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry

GB/T 32737-2016 Determination of nitrate nitrogen in soil - Ultraviolet spectrophotometry method
GB/T 11894-1989 Water quality--Determination of total nitrogen--Alkaline potassium persulfate digestion-UV spectro photometric method
GB/T 17135-1997 Soil quality--Determination of total arsenic--Spectrophotometric method with potassium borohyride and silver nitrate

Professional Standard - Agriculture, Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry

NY/T 1116-2006 Fertilizers-Determination of nitrate nitrogen content.UItraviolet spectro-photometric method
NY/T 1279-2007 Determination of Nitrate in Vegetables and Fruits UV-spectrophotometer

Professional Standard - Water Conservancy, Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry

SL 84-1994 Determination of nitrogen (nitrate)(Ultraviolet spectrophtometric method)

Professional Standard - Environmental Protection, Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry

HJ/T 346-2007 Water quality. Determination of nitrate-nitrogen. Ultraviolet spectrophotometry
HJ 634-2012 Soil.Determination of ammonium, nitrite and nitrate by extraction with potassium chloride solution-spectrophotometric methods
HJ 1051-2019 Soil Petroleum Determination Infrared Spectrophotometry
HJ/T 42-1999 Stationary source emission.Determination of nitrogen oxide.Ultraviolet spectrophotometric method
HJ 636-2012 Water quality.Determination of total nitrogen.Alkaline potassium persulfate digestion UV spectrophotometric method

Group Standards of the People's Republic of China, Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry

T/QAS 035-2021 Determination of nitrate in brine by ultraviolet spectrophotometry
T/QAS 082.3-2022 Chemical Analysis of Rock Salt and Glauber's Salt Part 3: Determination of Nitrate by Ultraviolet Spectrophotometry

TR-TSE, Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry

TS 2466-1976 Nitric Acit For Industrial Use Determination of Ammoniacal Nitrogen Content Spectrophotoraetric Method

International Organization for Standardization (ISO), Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry

ISO 2991:1974 Nitric acid for industrial use; Determination of ammoniacal nitrogen content; Spectrophotometric method

BE-NBN, Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry

NBN T 03-041-1979 Nitric acid for industrial use - Determination of ammoniacal nitrogen content - Spectrophotometric method
NBN T 91-256-1977 Water analysis methods - Determination of the nitrate nitrogen -Photometric method with chromotropic acid

Professional Standard - Geology, Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry

DZ/T 0064.59-1993 Groundwater Quality Examination Method Determination of Nitrate by Ultraviolet Spectrophotometry
DZ/T 0064.59-2021 Methods of Analytical Groundwater Quality Part 59: Determination of Nitrate by Ultraviolet Spectrophotometry