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Nitrogen and phosphorus water

Nitrogen and phosphorus water, Total:12 items.

In the international standard classification, Nitrogen and phosphorus water involves: Water quality, Environmental protection, Farming and forestry, Fertilizers, External sewage systems.

National Metrological Verification Regulations of the People's Republic of China, Nitrogen and phosphorus water

• JJG 1094-2013 Water Quality On-line Analyzers of Total Phosphorus and Total Nitrogen

Yunnan Provincial Standard of the People's Republic of China, Nitrogen and phosphorus water

• DB5301/T 49-2021 Indirect discharge limits of nitrogen and phosphorus pollutants from industrial enterprises wastewater

Zhejiang Provincial Standard of the People's Republic of China, Nitrogen and phosphorus water

• DB33/ 887-2013 Indirect discharge limits of nitrogen and phosphorus pollutants from industrial enterprises wastewater

Tianjin Provincial Standard of the People's Republic of China, Nitrogen and phosphorus water

• DB12/T 955-2020 Determination of Nitrogen and Phosphorus in Dairy Farm Dung Water by Near Infrared Diffuse Reflectance Spectrometry
• DB12/T 1015-2020 Determination of Nitrogen and Phosphorus in Dung Water of Dairy Farms Mid-infrared Attenuated Total Reflectance Spectrometry

Inner Mongolia Provincial Standard of the People's Republic of China, Nitrogen and phosphorus water

• DB15/T 3045-2023 Technical guidelines for the prevention and control of agricultural non-point source pollution of nitrogen and phosphorus in water bodies

American Society for Testing and Materials (ASTM), Nitrogen and phosphorus water

• ASTM D5475-93(1997) Standard Test Method for Nitrogen- and Phosphorus-Containing Pesticides in Water by Gas Chromatography with a Nitrogen-Phosphorus Detector
• ASTM D5475-93(2002) Standard Test Method for Nitrogen- and Phosphorus-Containing Pesticides in Water by Gas Chromatography with a Nitrogen-Phosphorus Detector

Jiangsu Provincial Standard of the People's Republic of China, Nitrogen and phosphorus water

• DB32/T 2962-2016 Technical Regulations on Nitrogen Control and Phosphorus Reduction of Rice in Taihu Lake Area

Anhui Provincial Standard of the People's Republic of China, Nitrogen and phosphorus water

• DB34/T 1427-2011 Cultivation Technical Regulations of Rice Nitrogen and Phosphorus Reduction Control in Chaohu Lake Region

Professional Standard - Agriculture, Nitrogen and phosphorus water

• NY/T 1977-2010 Water-suluble fertilizers-Determination of total nitrogen, phosphorus and potassium content

Professional Standard - Recommended Standards for Engineering Construction, Nitrogen and phosphorus water

• CECS 149-2003 Specification for design of nitrogen and phosphorus removal in activated sludge system

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