Hanna HI 99104 pH Tester

     HI 99104 is an ideal pocket tester for education. Thanks to its 0.01 pH resolution and two-point manual calibration through easy-to-reach trimmers, it immediately displays pH variations to reflect the smallest change in the sample. Unlike conventional testers, HI 99104 has a long and slim stem, ideal for measurements in small samples or vials. HI 99104 is supplied with a rugged, plastic body electrode and a screw connector making electrode replacement quick and easy. On top of that, it offers a 1000 hours life with common 1.5V batteries! HI 99104 is supplied complete with HI 1270 pH electrode, batteries and instructions.