*With Temperature Display*Replaceable pH electrode*Waterproof design μs/cm Temp(℃) Measuring range0~19990μs/cm-50℃~70℃Resolution10μs/cm 0.1℃ Accuracy±2℅F·S±

Series 138 testers are reliable, pocket-sized instruments   that will give you quick and accurate readings of  cond

Series 138 testers are reliable, pocket-sized instruments   that will give you quick and accurate readings of  cond

Pocket sized and feather-weight for portable use in a large number of applications including Production and drinking of pure water,Cleanness of swimming pool water,Food processing,Hospitals and medica

Pocket sized and feather-weight for portable use in a  large number of applications including Production and  drinking&n

It is a budget priced pocket size total dissolved solids (TDS),   tester .    Automatic temperature compensati

With a temperature sensor incorporated within the tip  of the measurement penetration probe, TDS  readings are automatic

*With Temperature Display*Replaceable pH electrode*Waterproof design ppm Temp(℃) Measuring range0~19990ppm-50℃~70℃Resolution10ppm0.1℃ Accuracy±2℅F·S±1℃Display4-di

ModelKL-139AKL-139BMeasuring range0~1999ppmAccuracy±2℅F·SResolution1ppmDisplay4-digital LCDEnvironmentHumidity:≤95℅Automatic Temperature Compensation0℃~50℃Power Supply4×