Multiparameter colorimeters available at VWR are suitable for the determination of all essential parameters of wastewater and drinking water. Portable models with rechargeable batteries and carrying cases make fieldwork easy. Choose from a variety of preprogrammed tests for ease of use, and download results onto your computer. Kits including testing for E. coli and inorganic water quality offer a complete portable water laboratory. Medical colorimeters for clinics are also offered.