Nitrate nitrogen by UV spectrophotometry
Nitrate nitrogen by UV spectrophotometry, Total:14 items.
The international standard classification for "Nitrate nitrogen by UV spectrophotometry" includes: Water quality .
The Chinese standard classification for "Nitrate nitrogen by UV spectrophotometry" includes: Environmental Quality Standard for atmosphere, water and soil , Chemical reagent in general , Analysis methods for toxic substances in water , Boiler and its auxiliary equipment , Agriculture and forestry technology .
Professional Standard - Water Conservancy
- SL 84-1994 Determination of nitrogen(nitrate) (Ultraviolet spectrophtometric method)
Professional Standard - Environmental Protection
- 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
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB 6912.2-1986 Determination of nitrate and nitrite - Nitrite UV photometric method
- GB/T 32737-2016 Determination of nitrate nitrogen in soil—Ultraviolet spectrophotometry method
- GB/T 6912.1-1986 Methods for analysis of water for boiler and for cooling; The determination of nitrates and nitrites; Ultraviolet spectrophotometry for nitrates
- GB 6912.1-1986 Determination of nitrate and nitrite - Nitrate UV photometric method
- GB/T 7493-1987 quality - Determination of nitrogen (nitrite) - Spectrophotometric method
- GB/T 6912.2-1986 Methods for analysis of water for boiler and for cooling--The determination of nitrates and nitrites--Ultraviolet spectrophotometry for nitrites
- GB/T 6912.1-2006 Methods for analysis of water for boiler and for cooling determination of nitrates and nitrites - Part 1: Ultraviolet spectrophotometry for nitrates
Professional Standard - Agriculture
- NY/T 1279-2007 Determination of Nitrate in Vegetables and Fruits UV-spectrophotometer
Ministry of Ecology and Environment of the People's Replublic of China
- GB 7493-1987 Water quality-Determination of nitrogen (nitrite)-Spectrophotometric method
Group Standards of the People's Republic of China
- T/QAS 082.3-2022 Chemical Analysis of Rock Salt and Glauber's Salt Part 3: Determination of Nitrate by Ultraviolet Spectrophotometry
YU-JUS
- JUS H.Z1.137-1985 Testing of industrial vvaters. Determination of nitrite-nitrate and the combined nitrite-nitrate nitrogen, Spectrophotometric method
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