pH tester pHep® 4 Back Catalog number: HI98127 Manufacturer: Hanna Instruments Czech Availability: Currently unavailable Price on request - + Recommended 4090010108 DPO10 Portable pH/ORP Meter(Color screen) 1.DPO10 640,89 € HI9126 Přenosný pH/ORP metr Hanna Instruments Price on request 4090010213 DPCD100T Benchtop pH/Cond/DO Meter (Touch screen/P 1 946,59 €