Water Purity Tester, 0.0 to 99.9mS/cm Back Catalog number: HI 98308 Manufacturer: Hanna Instruments Czech Availability: Currently unavailable Price on request - + Recommended MW803 pH/EC/TDS/Temp tester MW803 Price on request HI 98103 pH tester CHECKER Price on request TH310 Stick thermometer TH310 Price on request