COD Colorimeter

Don't waste time waiting for your instrument to zero after each test|When testing a new sample, zero the instrument once and all subsequent tests of that sample do not require you to re-zero the instrument The IP 68 design of this instrument ensures that it stays watertight for up to 1 hour Rubber feet on the bottom of the housing eliminate the need for two hand operation Don't worry about dropping into a body of water - it floats High-quality optical system quickly delivers results that you can be confident in Primary and secondary standards are available for on-site verification of instrument performance|The Environmental Express Model 200 COD Colorimeter is a single parameter instrument for measuring the concentration of chemical oxygen demand in multiple ranges in a water sample. The rugged hand-held design makes it ideal for field use and in a laboratory setting. The colorimeter is easy to calibrate, and the simplistic user interface ensures ease-of-use by operators of all experience levels. All Model 200 colorimeters are supplied ready to use with pre-programmed calibration curves. All you need to do is select the measuring range you need, prepare your sample and test. The simple interface allows you to quickly reach the test you need. When the instrument is turned on, it will automatically display the last test used. 4 ranges: EPA Compliant, Mercury Free reagents available Low range: 3 - 150 mg/L, meets ISO 15705:2002 Middle-low range: 15 - 300 mg/L, meets ISO 15705:2002 Middle range: 20 - 1,500 mg/L, meets ISO 15705:2002 High range: 200 - 15,000 mg/L