KS-723-type semiconductor pen pH meter is a simple portable pH meter, pH value of the solution was measured by solid-state ISFET. It can be replaced with a reference electrode, automatic temperature compensation, calibration methods varied, responsive, less sample, and easy operation. Specifications: * Measuring range: 2.0 pH ~ 12.0pH * Accuracy: ± 0.2pH * Reproducibility: ± 0.1pH * Display: 2 LCD * Probe: ISFET with reference pH and temperature sensor * Temperature: 5 ℃ ~ 40 ℃ (41OF ~ 104 OF) * Temperature Compensation: Auto * Calibration: 1,2,3-point calibration optional * Battery: 2 CR2032 lithium battery (3V × 2) * Battery life: 150 hours of continuous use * Dimensions: 142 × 28 × 15 (mm) * Weight: 48g * reference electrode life: 200 hours of continuous use of precision pH test paper can be replaced at any time convenient to carry out all types of solution pH testing. It applies to all sectors of the aqueous solution pH measurement. 

keywords: XF-KS-723-type semiconductor pen PH meter, PH meter semiconductor pen, pen PH meter,