ORP/Redox-500mL 240mV Hardness Tester The PVC Double Valve Pump

The PVC Double Valve Pump operates up to 100 ft

providing cost-effective monitoring and chemical identification

Each crawler ships with one set of small wheels

It can be created by taking conventional water and exposing it to electrically charged resins that will be attracted to and bind with salts

strong polyurethane wheels

ORP/Redox-500mL 240mV Hardness Tester The PVC Double Valve PumpHI7021L is a quality ORP test solution made from reagent grade chemicals and used to test platinum and gold ORP electrodes. Hanna test solutions have the lot number and expiration date clearly marked on the label and are air tight with a tamper proof seal to ensure the quality of the solution.