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pH/EC Meters & Pens




Product Image Manufacturer+ Item Name Price
Future Harvest Nutradip GrowBoss - Free Shipping

Future Harvest Nutradip GrowBoss - Free Shipping

$299.95
Sale: $263.96
Save: 12% off


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Active Air 2-Way Moisture/pH Meter Active Air

Active Air 2-Way Moisture/pH Meter

$7.95
Sale: $7.00
Save: 12% off


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Active Air 3-Way Meter Active Air

Active Air 3-Way Meter

$9.95
Sale: $8.76
Save: 12% off


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Autopilot Digital pH Controller - Free Shipping Autopilot

Autopilot Digital pH Controller - Free Shipping

$369.95
Sale: $325.56
Save: 12% off


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Bluelab Truncheon Meter - Free Shipping Bluelab

Bluelab Truncheon Meter - Free Shipping

$140.00
Sale: $123.20
Save: 12% off


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Hanna Champ pH Tester (HI98106) - Free Shippijng Hanna

Hanna Champ pH Tester (HI98106) - Free Shippijng

$62.95
Sale: $55.40
Save: 12% off


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Hanna Combo - pH/Cond/TDS Tester (HI98129) - Free Shipping Hanna

Hanna Combo - pH/Cond/TDS Tester (HI98129) - Free Shipping

$194.95
Sale: $171.56
Save: 12% off


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Hanna Combo pH/EC/TDS/Temp Meter w/ CAL CHECK (HI 9813-6N) Hanna

Hanna Combo pH/EC/TDS/Temp Meter w/ CAL CHECK (HI 9813-6N)

$283.95  $222.95
Save: 21% off


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Hanna Dist 5 TDS Pen (HI98311) - Free Shipping Hanna

Hanna Dist 5 TDS Pen (HI98311) - Free Shipping

$133.95  $99.95
Save: 25% off


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Hanna Gro'Chek pH Indicator (HI981401N) - Free Shipping Hanna

Hanna Gro'Chek pH Indicator (HI981401N) - Free Shipping

$139.95
Sale: $123.16
Save: 12% off


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Hanna pH Checker (HI98103) - Free Shipping Hanna

Hanna pH Checker (HI98103) - Free Shipping

$46.99
Sale: $41.35
Save: 12% off


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Hanna pHep 5 pH Pen (HI98128) - Free Shipping Hanna

Hanna pHep 5 pH Pen (HI98128) - Free Shipping

$132.95
Sale: $117.00
Save: 12% off


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Hanna pHep pH Pen (HI98107) - Free Shipping Hanna

Hanna pHep pH Pen (HI98107) - Free Shipping

$64.99
Sale: $57.19
Save: 12% off


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Hanna Tri-Meter - pH/TDS/Temperature Monitor (HI981504/7) Hanna

Hanna Tri-Meter - pH/TDS/Temperature Monitor (HI981504/7)

$279.95
Sale: $246.36
Save: 12% off


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Primo TDS Tester (HIPRIMO) - Free Shipping Hanna

Primo TDS Tester (HIPRIMO) - Free Shipping

$49.95
Sale: $43.96
Save: 12% off


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Replacement 1.5 V Batteries for Testers, 4 pcs. Hydrofarm

Replacement 1.5 V Batteries for Testers, 4 pcs.

$6.95
Sale: $6.12
Save: 12% off


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