Checker, pocket pH testers Range/Resolution; 0.00 to 14.00 pH Accuracy; ±0.2 pH. CHECKER1 Pocket pH meter. A low cost simple to use digital pH tester with on/off switch and trimmers for calibration. An ideal replacement for litmus paper and many times more accurate The Checker 1 has a probe small enough to fit into a test tube, Checker 2 has a full sized pH electrode, and the Checker 3 has a full size pH electrode with a BNC connector. Supplied with probe, batteries and one-year guarantee (probe 6 months).
PH/35008 Accessory Calibration kit comprising of 5 sachets each of pH7.01 and pH4.01
PH/35010 Accessory Probe cleaning solution 460ml
PH/35012 Accessory Probe storage solution 460ml
PH/35014 Accessory Replacement probe for Checker 1
PH/35016 Accessory Replacement probe for Checker 2
PH/35018 Accessory Replacement probe for Checker 3