HACH Nitrification Monitoring Test Kit with DR900 Colorimeter

The DR 900 Handheld Colorimeter allows quick and easy access to your most-used testing methods. This colorimeter is waterproof, dustproof and field durable, with the ability to test up to 90 of the most commonly tested water methods. Features: Stores your most standard methods for quick access in less than 4 clicks. Waterproof and dustproof, drop tested and shock resistant for greater quality assurance. Improved user interface allows quick selections and easier testing. Stores data for up to 500 tests, with a USB port for downloading or transferring information. Provides access to 90 of the most common water testing parameters. Specifications: Specification Value Source Lamp Light Emitting Diode (LED) Wavelength Range 420 nm, 520 nm, 560 nm, 610 nm Wavelength Selection Automatic Operating Mode Transmittance (%), Absorbance and Concentration Sample Cell Compatibility 1 inch round or 16 mm round (with adapter) Data Logger 500 measured values Enclosure Rating IP67 (vial cover closed) Battery Requirements 4, AA size alkali cells Battery Life 6 months (typical) @ 5 readings a day / 5 days a week without backlight Display Graphical display 240 x 160 pixel (Backlit) Interface USB type Mini IP67 Dimensions (H x W x D) 9.1 in x 3.8 in x 1.9 in (231 mm x 96 mm x 48 mm) Weight 1.32 lbs. (0.6 kg) with battery Downloads: DR 900