pH Tester for Cheese Back Catalog number: HI981032 Availability: In the manufacturer's stock Price on request - + Recommended PH55 pH/Temp waterproof tester, -2.0 to 16.0 pH Price on request C65 Waterproof conductivity tester, 0 to 1999 μS/cm Price on request MI605 Oxygen portable meter Mi605 Price on request