pH tester pHep® 4 Back Catalog number: HI98127 Manufacturer: Hanna Instruments Czech Availability: Currently unavailable Price on request - + Recommended MW500 ORP meter MW500 Price on request 4090010105 DPC10 Portable pH/Cond Meter(Color screen) 1.DPC10 635,62 € MW150 pH/ORP/Temp Bench Meter, -2.00-20.00 pH, ±2000.0mV, -20.0-120.0 °C Price on request