Hydroponic TDS, PPM & EC Meters

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TDS, PPM, EC Meters

TDS, PPM, EC Meters

Bluelab Commercial Truncheon - Nutrient Meter

$98.75
Bluelab Original Truncheon Meter

$92.82
Oakton Multi PT Testr 35 (pH/TDS/TEMP)

$171.36

HM Digital Waterproof Combo Meter COM-100

$59.97
HM Digital Handheld TDS Tester Model TDS-3

$18.60
HM Digital Aquapro TDS Water Tester Model AP-1

$29.76

NutraDip GrowBoss - Nutrient Monitoring System

$292.22
Nutradip CMS PPM Meter

$77.94
Bluelab Guardian Monitor

$269.14

BlueLab Combo Meter

$194.23
Bluelab PPM Conductivity Pen

$66.23
24-7 Nutrient Monitor - Continuous Read

$154.74

Waterproof TDS Tester Model T75

$60.31
Milwaukee Waterproof TDS Tester [model T76]

$67.31
Milwakee Smart pH/EC/TDS Combo. Meter Model MW802

$208.07