Brand：
$103.00
SE
Qiwei DDB-12H Pen Conductivity Detector measuring range 0~19.99ms/cm
Conductivity Detector0~19.99mS/cm±2% F.S
$169.00
SE
Qiwei DDBJ-350 conductivity meter (portable microcomputer model) automatic temperature compensation
0~199.9μs/cm；200~1999μs/cm；2.00~19.99mS/cm；20.0~199.9mS/cm ±1.0% F.SConductivity Detector
$97.00
SE
Qiwei DDB-12L pen conductivity meter measuring range 0~1999uS/cm
±2% F.SConductivity Detector, temperature0~1999μS/cm
If you don't know how to choose "Conductivity Meter", please consult customer service.