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 HI981032 pH Tester for Cheese Price on request HI98127 pH tester pHep® 4 Price on request MC122 pH controller MC122 Price on request