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 MI5560 pH55 (pH/Temp waterproof tester Mi5560 Price on request 4090010208 DCD100 Benchtop Cond/DO Meter (Polarographic Type 999,80 € 4090010108 DPO10 Portable pH/ORP Meter(Color screen) 1.DPO10 640,80 €