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 18901142 DORP1-S ORP sensor 1 330,00 Kč CD97 TDS tester with ATC, range: 1 - 999 ppm Price on request MW302 Conductivity meter MW302 Price on request