HM-U800 ultraviolet multi-parameter water quality comprehensive detector Introduction
Execution standard: UV multi-parameter water quality comprehensive detector according to "HJ 636-2012 Determination of total nitrogen in water, alkaline potassium persulfate digestion ultraviolet spectrophotometry", "HJ/T 399-2007 water chemical oxygen demand rapid digestion spectrophotometry 》, HJ 535-2009 Determination of ammonia nitrogen in water quality, Nessler's reagent spectrophotometry, GB 11893-1989 Determination of total phosphorus in water quality, ammonium molybdate spectrophotometry, GBT 5750-2006 standard test method for drinking water, etc. Requirements for design development. It has the characteristics of safe operation, fast and accurate detection, high intelligence, and adopts microcomputer control technology, direct reading of concentration, display curve, chart and so on. It is suitable for the determination of total nitrogen, chemical oxygen demand (COD), ammonia nitrogen, total phosphorus and various heavy metals and various water pollutants in drinking water, surface water, groundwater, domestic sewage and industrial wastewater. Technical Parameters
Function selection: water quality multi-parameter detector, UV spectrophotometer dual function optional
Reference channel: the instrument has a reference channel;
Wavelength range: 190-1100nm
Wavelength selection: automatic
Wavelength accuracy: ±1nm
Wavelength repeatability: 0.2nm
Stability: ±0.002A/hour
Testing items: direct measurement of total nitrogen, COD, ammonia nitrogen, total phosphorus, color, turbidity, and a variety of indicators such as water pollutants and heavy metals;
Detection limit: total nitrogen: 0.05mg/L; ammonia nitrogen: 0.01; total phosphorus: 0.002; COD (>10mg/L): 4mg/L
Detection range: total nitrogen 0-80mg/L, ammonia nitrogen: 0-80 mg/L, total phosphorus: 0-7.5mg/L, COD: 15~100000mg/L
Digestor: Standard 12-well digestor
Pre-stored curve: The instrument pre-stores 500 curves, including 500 standard curves and 100 regression curves.
Printing method: built-in printer;
Data storage: more than 5 million
Operation interface: Chinese and English bilingual operation interface
Light source: light source life of 100,000 hours
It is applicable to the determination of total nitrogen, chemical oxygen demand (COD), ammonia nitrogen, total phosphorus, various heavy metals and various water pollutants in drinking water
