Hanna Primo TDS Tester lighting-&-electrical-components Make your own custom-length bags

Make your own custom-length bags by cutting what you need from the roll

UL-recognized components

Set the desired shutdown temperature and the off time before bringing the lights back on

A unique and powerful hand and tool cleaning soap

Hanna Primo TDS Tester lighting-&-electrical-components Make your own custom-length bagsPrimo testers provide a fast and dependable way to measure the total dissolved solids or conductivity in your water samples. Each tester is ideally suited for the rigorous demands of water quality professionals. Many professionals use the cabled version of the Primo when demonstrating the before and after results of conditioning and filtration systems. Temperature is compensated automatically to ensure readings are consistent to the standard or