Meters & Testers

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Bluelab PH Pen The ultimate handy solution for measuring pH and temperature! Plants get their nu...
Bluelab pH Pen

Bluelab pH Pen

$123.93
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GH pH Test Kit 1 oz

GH pH Test Kit 1 oz

$12.93
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EC/TDS Hydro tester ( Com-80 ) - Hanna (HM Digital)

EC/TDS Hydro tester ( Com-80 ) - Hanna (HM...

$59.93
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Quick Easy to use Economical 30 days warranty
Nutri+ TDS Quickcheck Tester

Nutri+ TDS Quickcheck Tester

$33.93
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Bluelab PPM Pen The ultimate handy solution for measuring conductivity (EC or ppm) and temperatur...
Bluelab PPM Pen

Bluelab PPM Pen

$119.93
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Fast Easy to use 30 days warranty
Nutri+ PH Quickcheck Tester

Nutri+ PH Quickcheck Tester

$33.93
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HM Digital - PH-80: pH HydroTester The PH-80 is an economically priced, reliable pH meter that is...
PH-80 pH / Temp Hydro Tester (ph Pen) - HM Digital

PH-80 pH / Temp Hydro Tester (ph Pen) - HM...

$79.93 $88.93
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Nutradip Growboss NEW and Improved Features Include: PPM Probe is now manufactured and assemble...
NutraDip GrowBoss

NutraDip GrowBoss

$339.93
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The Nutradip GrowBoss is the meter you have always wanted. This meter didn't happen by accident, ...
Nutradip Ph 4.0 Calibration Sol 500ml

Nutradip Ph 4.0 Calibration Sol 500ml

$11.93
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The Nutradip GrowBoss is the meter you have always wanted. This meter didn't happen by accident, ...
Nutradip Ph 7.0 Calibration Sol 500ml

Nutradip Ph 7.0 Calibration Sol 500ml

$11.93
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HANNA HI 98107 PHEP PH / T° TESTER (RED) pHep pH Tester• Waterproof• Extractable cloth junction t...
HANNA HI 98107 PHEP PH / T° TESTER (RED)

HANNA HI 98107 PHEP PH / T° TESTER (RED)

$71.93
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HANNA HI 98301 DIST1 TDS TESTER (BLUE) The Hanna Instruments HI98301 DiST 1 is a low-range total ...
HANNA HI 98301 DIST1 TDS TESTER (BLUE)

HANNA HI 98301 DIST1 TDS TESTER (BLUE)

$71.93
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Conductivity, pH and temperature meter all in one portable option• Push button pH calibration; PP...
Bluelab Combo Meter, pH,EC,Temp

Bluelab Combo Meter, pH,EC,Temp

$374.93
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PH-200 Waterproof pH / TempMeter

PH-200 Waterproof pH / TempMeter

$109.93
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Bluelab Truncheon Nutrient Meter The World’s favorite conductivity meter. Simply brilliant, brill...
Bluelab Truncheon Nutrient Meter

Bluelab Truncheon Nutrient Meter

$159.93
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Bluelab PH Probe

Bluelab PH Probe

$89.93