Model: Multi 340i
Make: Merck India Ltd., Mumbai Multi 340i Microprocessor based pH, conductivity, salinity, DO meter. Portable hand held waterproof             multi-meter with datalogger and serial interface with accessories like SenTix 41-3, CellOx 325-3 and TetraCon 325-3 pH meter is             used for routine as well as specialized chemical testing (conductivity, turbidity, salinity, dissolved solids) of textile products.