เครื่องวัดค่า-pH ร้านCEO-GROUP

CEO-GROUP | สมุทรสาคร
Specifications pH Range : 0 - 14 Temperature Range : 0-80 ?C; 32-176 ?F Resolution : 0.01 pH; Temperature resolution is 0.1 ?C/F Accuracy : +/- 0.02 pH Calibration : Digital calibration by push button. Electrode : Replaceable glass sensor and reference tube electrodes Housing : Waterproof (submersible; floats) Power source : 3 x 1.5V button cell batteries (included) Dimensions : 18.5 x 3.4 x 3.4 cm (7.3 x 1.3 x 1.3 inches) Weight without case : 96.4 g (3.4 oz)