Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry
Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry, Total:20 items.
The international standard classification for "Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry" includes: Soil quality. Pedology .
The Chinese standard classification for "Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry" includes: Soil and fertilizer in general , Basic standards and general methods on chemical fertilizers , Agriculture and forestry technology , Environmental Quality Standard for atmosphere, water and soil , Hydrogeological survey .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 42487-2023 Soil quality—Determination of nitrate, nitrite and ammonium in soils—Extraction with potassium chloride solution and determination using automated method with segmented flow analysis
- GB/T 42485-2023 Soil quality—Determination of nitrate, nitrite and ammonium in soils—Extraction with potassium chloride solution and determination with manual method
- GB/T 32737-2016 Determination of nitrate nitrogen in soil—Ultraviolet spectrophotometry method
Professional Standard - Agriculture
- NY/T 1279-2007 Determination of Nitrate in Vegetables and Fruits UV-spectrophotometer
- NY/T 1116-2006 Fertilizers - Determination of nitrate nitrogen content - Ultraviolet spectro - Photometric method
Professional Standard - Water Conservancy
- SL 84-1994 Determination of nitrogen(nitrate) (Ultraviolet spectrophtometric method)
Professional Standard - Environmental Protection
- HJ 634-2012 Soil-Determination of ammonium,nitrite and nitrate by extraction with potassium chloride solution -spectrophotometric methods
- HJ/T 346-2007 Water quality-Determination of nitrate-nitrogen-Ultraviolet spectrophotometry
Xinjiang Provincial Standard of the People's Republic of China
- DB65/T 602.4-2001 The determinanation of nitrate nitrogen in soil
Group Standards of the People's Republic of China
- T/QAS 035-2021 Determination of nitrate in brine by ultraviolet spectrophotometry
Professional Standard - Forestry
- LY/T 1230-1999 Determination of nitrate nitrogen in forest soil
Shandong Provincial Standard of the People's Republic of China
- DB37/T 1897-2011 Determination of Soil Nitrate Nitrogen by Ion Chromatography
Tianjin Provincial Standard of the People's Republic of China
- DB12/T 512-2014 Determination method of nitrate nitrogen in soil samples
Hubei Provincial Standard of the People's Republic of China
- DB42/T 2120-2023 Determination of ammonia nitrogen, nitrite nitrogen and nitrate nitrogen in soil by gas phase molecular absorption spectrometry
Jilin Provincial Standard of the People's Republic of China
- DB22/T 2270-2018 Determination of Ammonium Nitrogen and Nitrate Nitrogen in Farmland Soil by Flow Injection Analysis
- DB22/T 2270-2015 Determination of Ammonium Nitrogen and Nitrate Nitrogen in Farmland Soil by Flow Injection Analysis
Professional Standard - Geology
- DZ/T 0064.59-1993 Groundwater quality test methods - the determination of nitrate radical with ultraviolet spectrophotometric method
TR-TSE
- TS 2466-1976 Nitric Acit For Industrial Use Determination of Ammoniacal Nitrogen Content Spectrophotoraetric Method
International Organization for Standardization (ISO)
- ISO 2991:1974 Nitric acid for industrial use; Determination of ammoniacal nitrogen content; Spectrophotometric method
BE-NBN
- NBN T 03-041-1979 Nitric acid for industrial use - Determination of ammoniacal nitrogen content - Spectrophotometric method
Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry,Determination of Soil Nitrate Nitrogen by Ultraviolet Spectrophotometry
