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Bluelab Combo Meter
The Bluelab Combo Meter offers customers a conductivity, pH, and temperature meter all in one. This battery powered port… |
$299.95
$215.00 |
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Bluelab pH Pen
The Bluelab pH Pen is the latest innovation for hand held pH meters and is the ultimate handy solution for measuring pH.… |
$107.00
$85.00 |
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Bluelab Truncheon Meter - PPM/TDS, CF, EC
Gardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon from Bluelab. Truncheon… |
$134.95
$95.00 |
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General Hydroponics pH Down - Gal
General Hydroponics pH Down effectively lowers pH levels in customers' reservoirs. Designed to maintain a consistent… |
$29.98
$22.50 |
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General Hydroponics pH Down - Qt
General Hydroponics pH Down effectively lowers pH levels in customers' reservoirs. Designed to maintain a consistent… |
$12.98
$10.00 |
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General Hydroponics pH Up - Gal
General Hydroponics pH Up effectively raises pH levels in customers' reservoirs. Designed to maintain a consistent r… |
$29.98
$22.50 |
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General Hydroponics pH Up - Qt
General Hydroponics pH Up effectively raises pH levels in customers' reservoirs. Designed to maintain a consistent r… |
$12.98
$10.00 |
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GH pH Control Kit
The pH Control Kit includes one liquid pH test kit and 8 ounces of each Up(base) and Down (acid). The pH Test Kit is a l… |
$15.98
$12.75 |
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GroCheck pH Meter
The GroCheck pH Meter is a rugged, water-resistant pH meter that comes complete with a replaceable Teflon® clog-resi… |
$102.95
$85.00 |
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GroCheck TDS Meter
The GroCheck TDS Meter provides easy-to-read TDS measurements quickly and accurately. The meter is simple to set up, han… |
$102.95
$85.00 |
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Hanna GroChek pH/EC/TDS/Temp - HI9813-6N
HI 9813-6N is a versatile, water resistant multiparameter portable meter specifically designed for agricultural applica… |
$275.95
$225.00 |
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Hanna Waterproof Combo Meter - Black
The Combo Waterproof Tester takes highly accurate readings of temperature, pH, EC and TDS. The unit is protected by a st… |
$197.95
$140.00 |
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Hanna Waterproof EC / TDS Meter - Blue
The Waterproof EC/TDS Tester is an easy-to-use, convenient meter. Graphite electrodes ensure accuracy, and are easily re… |
$126.95
$92.00 |
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Hanna Waterproof pH Meter - Red
The Waterproof pH Tester has a durable casing to repel water and ensure long life; the dual level display shows both pH … |
$109.95
$90.00 |
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Nutradip Tri Meter (pH, PPM, & Temp)
The Nutradip Tri-Meter combines the technology of the pH and TDS meters and addresses an additional key factor in hydr… |
$233.95
$195.00 |
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pH Test Drop Kit
pH Indicator Test Drops from General Hydroponics. |
$6.98
$5.50 |
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pH Test Indicator Solution - 8oz
This concentrated pH test indicator is simple to use and offers results that are easy to read. Three drops of pH Test In… |
$9.98
$8.50 |
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