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  Grow Lights & Hydroponics from Interior Gardens Grow Light Supply :: Meters and Solutions (PH/EC/TDS)

Hanna and Sharp pH and TDS Meters, pH Up and Down, Electrodes

Just starting out? We have litmus papers and General Hydroponics pH test kit to get you started. Want to upgrade to a digital tester? We have all the trusted name brands in the business: Milwaukee, Hanna, Blue Lab – you name it, we’ve got it. We also have the finest selection in calibration solutions to adjust and check your meters. PH and TDS testers are essential to success in hydroponics. Get your garden under control today.

Meters and Solutions (PH/EC/TDS)
pH Testers and Control
TDS Testers and Control


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BATTERY 10 PK  1.5V
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BATTERY 10 PK 1.5V

BATTERY 10 PK 1.5V
Used in pH and Tds pens

Price: $5.95
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FST REPLACEMENT PROBE - Hanna
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FST REPLACEMENT PROBE - Hanna

Manufactured by Hanna Instruments to provide accurate readings to the pH-EC-TDS Meter with F.S.T. Technology, the multi-pin replacement Probe is covered by a six-month manufacturer's warranty.

Price: $124.95
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Genesis ELECTRODE CLEANER 8 OZ Twin Pack
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Genesis ELECTRODE CLEANER 8 OZ Twin Pack

Used to clean meter tip. Works for both pH and conductivity meters. Comes as a two part A and B cleaning solution to remove both organic and inorganic deposits from meter sensors. Use monthly or as needed to refresh your meter and keep it working optimum. Soak tip in part A for 5 min, then part B...

Price: $15.95
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Hanna Gro-Check Combo Meter
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Hanna Gro-Check Combo Meter

The Hanna GroCheck Combo Meter uses professional-grade sensors to test pH and TDS in one simple-to-use unit. The Combo Meter displays results clearly so users can check their readings quickly while the meter's durable water-proof casing ensures longevity.
Hanna

Price: $189.95
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Hanna PET Replacement Probe/Electrode
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Hanna PET Replacement Probe/Electrode

This is a quality replacement Probe/Electrode for the pH-EC-TDS (PET) Meter and PET Meter with F.S.T. Technology.

Price: $116.95
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Hanna pH EC TDS Meter Hanna hand held with probe cord
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Hanna pH EC TDS Meter Hanna hand held with probe cord

The pH-EC-TDS (PET) Meter combines three testers in one unit on a 3? cable. This meter comes with a fast-response replaceable probe, 20 mL pH 7 buffer, 20 mL 1.41 EC and 1500 ppm calibration solutions, a 9V battery and instruction manual.

Price: $245.00
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Hanna pH-EC-TDS Meter with F.S.T. Technology
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Hanna pH-EC-TDS Meter with F.S.T. Technology

The Hanna pH-EC-TDS Meter with F.S.T. Technology accurately conducts each respective test in one handy unit. The meter ranges are: pH from 0.0 to 14.0 with a 0.1 resolution, EC from 0.00 to 4.00 with 0.01 resolution, and TDS from 0 to 1990 ppm with a 1 ppm resolution. The accuracy is ?0.1 for pH;...

Price: $260.99
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INTELLIDOSE COMPLETE - Nutrient and pH Doser
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INTELLIDOSE COMPLETE - Nutrient and pH Doser

The IntelliDose will maintain your pH and nutrient levels, run pumps to your system and data log via PC. Simply program your pH and nutrient settings and the IntelliDose will monitor your reservoir, adding stock solutions as needed to maintain your settings. You can dose up to 8 parts and the uni...

Price: $1725.00
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Nutradip TRI-METER- measures pH, TDS and nutrient temperature
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Nutradip TRI-METER- measures pH, TDS and nutrient temperature

The continuously operating Nutradip Trimeter is a high-quality, easy-to-use meter that tests pH, TDS and nutrient temperature. Simply plug the unit into the wall, drop the probe into their reservoir, and wait for the meter to return temperature-compensated readings in minutes.

Price: $245.00
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pH Test papers
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pH Test papers

A 15? roll of pH test paper in a plastic holder. Measures a range of 4-9.

Price: $6.95
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Rapitest 4 -Way Analyzer
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Rapitest 4 -Way Analyzer

Instantly tells you the fertility of your soil
Measures the light intensity in footcandles
Instantly tells you when to water your plants by measuring the moisture level
Instantly tells you how acid or alkaline your soil is by measuring the pH level
Measures four differ...

Price: $36.95
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Rapitest Soil Test Kit
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Rapitest Soil Test Kit

Contains forty tests for four key soil elements: pH, N, P and K; with separate comparators for each test.

Price: $18.95
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SOIL PH TESTER
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SOIL PH TESTER

With no mixing, no measuring, and no batteries, your customers can easily monitor soil pH on a scale of 4 to 8 with the durable, easy-to-read Sunleaves Soil pH Tester. Suitable for use indoors or out.

Price: $6.95
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Bestsellers
PH TESTER PH 600 AQ - Milwaukee
Price: $33.95
General Hydroponics pH Test Kit
Price: $7.95
GENERAL HYDROPONIC PH CONTROL KIT
Price: $16.95
 


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