pH and EC testing
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EC and pH Meters & Monitors
Top of the line meters, monitors and wireless sensors for hydroponic pH...
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pH Adjusters, dry
Commercial Grade pH Up and Down for large scale hydroponic systems Highly...
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pH adjusters, liquid concentrates
Concentrated, very pure, liquid pH up and down adjusters for commercial hydroponics...
High quality, commercial grade meters, monitors and calibration solutions for commercial hydroponics.
Everything you need to monitor and maintain the Electrical Conductivity (EC) and the Potential Hydrogen (pH) of your hydroponic solutions.
Browse our complete selection of top of the line EC and pH meters and monitors. If the pH gets out of range, select one of our commercial grade pH UP or DOWN adjusters.
Not sure which pH adjuster to use? Take a look at the excellent BLOG post by Daniel Fernandez at Scienceinhydroponics.com:
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Sulfuric Acid 40% | 5 GallonRegular price $64.89Regular priceUnit price per
$0.00Sale price $64.89 -
OxyChem Potassium Hydroxide Caustic Potash 50 lbRegular price $129.68Regular priceUnit price per$175.00Sale price $129.68Grower Price -
SenseCAP S-2108 Soil Moisture & EC SensorRegular price $319.60Regular priceUnit price per$555.69Sale price $319.60Grower Price -
Potassium Hydroxide Flake 0-0-75 | 1 lbRegular price $11.95Regular priceUnit price per
$0.00Sale price $11.95 -
Sulfuric Acid 40% | 1 GallonRegular price $27.62Regular priceUnit price per
$0.00Sale price $27.62 -
Phosphoric Acid 75% | 5 GallonRegular price $175.00Regular priceUnit price per
$0.00Sale price $175.00 -
Sulfuric Acid 40% | 55 Gallon DrumRegular price $291.18Regular priceUnit price per$437.85Sale price $291.18Grower Price -
Potassium Hydroxide Flake 0-0-75 | 4 lbRegular price $26.50Regular priceUnit price per
$0.00Sale price $26.50 -
Sulfuric Acid 40% | 2.5 GallonRegular price $37.58Regular priceUnit price per
$0.00Sale price $37.58 -
Potassium Hydroxide Flake 0-0-75 | 20 lbRegular price $91.96Regular priceUnit price per$98.06Sale price $91.96Grower Price -
PLASTIC DRUM PUMP (suitable for sulfuric and phosphoric...Regular price $77.00Regular priceUnit price per
$0.00Sale price $77.00 -
Phosphoric Acid 75% | 2.5 GallonRegular price $108.55Regular priceUnit price per
$0.00Sale price $108.55 -
Groline HI1285-7 pH/EC/TDS Multiparameter Probe for use with...Regular price $184.99Regular priceUnit price per
$0.00Sale price $184.99 -
SenseCAP S2105 -Soil Moisture, Temp and EC SensorRegular price $139.00Regular priceUnit price per
$0.00Sale price $139.00 -
Phosphoric Acid 75% | 1 GallonRegular price $49.88Regular priceUnit price per
$0.00Sale price $49.88 -
SenseCAP S2106 - Fertilizer pH SensorRegular price $250.00Regular priceUnit price per
$0.00Sale price $250.00
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