Basic Info.
Determination Item
Ammonia Nitrogen
Measurement Range
0.02-80mg/L
Measuring Precision
≤±10%
Measurement Wavelength
420±20nm
Light Source Life
100000 Hours
Optical Stability
≤0.001A/20 Minutes
Number of Curves
240 Strips (232 Ordinary Curves, 8 Fitting Curves)
Product Description
Fully based on national regulations "Determination of water content of chemical oxygen demand rapid digestion spectrophotometry (HJ / T399-2007)" and "Determination of ammonia nitrogen in water quality Nessler reagent spectrophotometric method (HJ535-2009)" design and manufacture, applicable to many domestic and foreign testing standards.
Features:
1,Having no independent dual optical interferometer system,Determination of low range COD, ammonia can be measured nitrogen. Also supports pan and colorimetric colorimetric tube two match color mode;
2,As a professional COD \ Parameters measured ammonia double given instrument, equipped with 8 kinds of pre-programmed curve, the concentration and straight Read more precise measurement results;
3,Intuitive menu navigation system and 5.6 inches color touch screen makes operation easy visualization;
4,Has a data storage function, can store 12000 group data, and can freely view;
5,Standard digester, digestion device models available on water sample digestion;
6,Equipped professional supplies reagents, testing of work they fast, simple measurement is more accurate;
7,Comes with the printer, you can print the current data and historical data storage;
8,Equipped with USB interface and infrared transmission function, historical data transfer to the computer store;
9,Using self-designed ABS plastic injection molding shell, nice machine;
10,All-Chinese mode of operation, in line with the daily operation as a habit, easier to operate grasp;
Technical parameters:
Instrument name | Chemical oxygen demand (COD) fast measuring instrument | Model | LH-3C |
Determination item | COD high range | COD low(er) range | Ammonia nitrogen |
Measurement wavelength | 610±20nm | 420±20nm | 420±20nm |
Measurement range | 20-10000mg/L | 2-100mg/L | 0.02-80mg/L |
Measuring precision | COD<50mg/L,≤±10% COD>50mg/L,≤± 5% | ≤±10% | ≤±10% |
Test time | 20 mins | 20 mins | 10-15 mins |
Batch quantity | 25 water samples | 25 water samples | - |
Repetitiveness | ≤±5% |
Light source life | 100000 hours |
Optical stability | ≤0.001A/20 minutes |
Anti - chlorine interference | [Cl-]<1000mg/L [Cl-]<4000mg/L(optional) | - |
Storage data | 12,000 |
Number of curves | 240 strips (232 ordinary curves, 8 fitting curves) |
Address:
No. 282-2208, North of The Yangtze River Road, Xinwu District, Wuxi, Jiangsu Province, China
Business Type:
Trading Company
Business Range:
Electrical & Electronics, Industrial Equipment & Components, Instruments & Meters
Company Introduction:
Our company offers variety of products which can meet your multifarious demands. We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with anirresistible force.