pH/Temp waterproof tester pH56 Back Catalog number: PH56 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended MI605 Oxygen portable meter Mi605 Price on request HI9126 Přenosný pH/ORP metr Hanna Instruments Price on request CTS-21212 TIS Capillary Electrode, API 2000, QTRAP Price on request