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EC/MC/TDS Meters

HM Digital Hydromaster - Continuous pH/TDS/EC/Temp meter
In Stock: 153
$144.91 $296.79 -51%
HM Digital Hydromaster Portable - pH/TDS/EC/Temp
In Stock: 163
$102.65 $273.17 -62%
HM Digital Dual TDS Monitor (DM-3)
In Stock: 63
$29.48 $78.45 -62%
HM Digital pH / TDS / EC / Temp meter
In Stock: 395
$149.26 $171.38 -13%
HM Digital 4 in 1 PH/EC/TDS/TEMP Combo
In Stock: 41
$78.67 $209.36 -62%
HM Digital Pro Series Pen style ORP/Temp meter
In Stock: 21
$62.58 $166.55 -62%
HM Digital LeakBlock Sensor
In Stock: 38
$22.33 $59.40 -62%
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