ph meter 1.digital ph meter 2.0.00~14.00pH 3.High-accuracy 4.Calibration: 1point PH-107 Pocket-sized ph meter Feature: This is an economic type ph meter with high precision,digital readout, large LCD display screen, waterproof design and high sensitivity. Very convenient to test ph value for lab and industry and other aspects, because of the cabinet appearance and light weight.MODELPH- ...
