Brand：
$120.00
SE
SMART SENSOR AR8211 + conductivity TDS Conductivity Meter /TDS
0~199μS / 2.00~19.99mS
$97.00
SE
FANGZHOU FZ-703 Conductivity Detector electrode (bright) 2.0-200 µS/cm
2.0~200µS/cm
If you don't know how to choose "Conductivity Meter", please consult customer service.