The Original pHep Cat.No. HI 96108

Simple, precise and rugged, the pHep® is the answer to the inaccuracy observed with litmus paper. This tester family includes 3 models: The HI 96106 ( Champ) is an economical pH pocket tester with manual 1 point calibration and ± 0.2 pH accuracy. The HI 96107 ( pHep) is an economical pH pocket tester with manual 1 point calibration and ± 0.1 pH accuracy. The HI 96108 ( pHep® + ) features Automatic Temperature Compensation ( ATC) and calibration at 2 points. ATC measures the temperature of the sample and compensates the pH reading relative to the temperature of the pH bulb. Precision is increased by this feature even in quick measurements. Specification: Range pH 0.0 to 14.0 pH Resolution pH 0.1 pH Accuracy pH ± 0.1 pH Calibration manual, 2 points Temperature Compensation Automatic, 0 to 50° C Battery Type / Life 3 x 1.5V / approx. 150 hours Environment 0 to 50° C ( 32 to 122° F) ; RH max 95% Dimensions 150 x 30 x 21 mm ( 5.9 x 1.2 x 0.8 " ) Weight 70 g ( 2.5 oz.)