Thermo Scientific AQUAfast II lightweight microprocessor-controlled colorimeters weigh only 10 ounces. Eleven models allow measurement of over 20 species. Reagents are provided in shelf stable, rapid dissolving, compact tablets. Tablets are easy to add to cuvettes and eliminate any loss of powdered reagent. Sample concentration is easily read from the large, liquid crystal display (LCD). The battery-operated units make these colorimeters ideal for both laboratory and field use. Tests are based on methods accepted by regulatory agencies throughout the world.

• EPA approval for chlorine total tablets and powders!
• Simple, three button user-interface to ensure error-free readings
• Rapid dissolving compact tablets with a long shelf life
• Battery operated - ideal for the field or lab use
• Test procedure based on methods accepted by regulatory agencies througout the world
• Includes a ruggled carry case, cuvettes (vials), stir rod, and instructions