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 MW600 Dissolved oxygen meter MW600 Price on request MW804 pH/EC/TDS/Temp tester MW804 Price on request MA955 Solenoid valve with 1.5meter cable incl. Fittings Price on request