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Apera GroStar GS1 pH Pen
Sale price$115.99

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PH/ORP Storage Solution
Sale price$8.49

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TDS-3 Handheld TDS meter
Sale price$33.99

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Replacement pH Sensor HM-500
Sale price$59.99

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Replacement TDS Sensor HM-500
Sale price$49.99

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PH/Temperature Meter
Sale price$46.50

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EC/TDS/Temp Waterproof Hydro Tester
Sale price$42.95

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1000ppm Calibration Solution
Sale price$9.49

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Continuous pH/EC/TDS/Temp portable/wallmount/bench
Sale price$359.00

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PH Tester w/1 Point Manual Cal
Sale price$30.00

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pH Tester With 1 Point Manual Calibration
Sale price$29.00

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PH7 Solution, 220ml
Sale price$13.90

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PH4 Solution, 220ml
Sale price$13.90

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Digital Brix Refractometer Range - 0 to 85
Sale price$199.00

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Milwaukee Instruments EC40 EC/TDS Nutrient Meter
Sale price$95.00

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2-Way pH & Moisture Meter
Sale price$11.84

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Active Air 3 - Way Meter
Sale price$13.09

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PH Dual 315W CMH 277-347V System wo/Bulb wo/cord
Sale price$606.99

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8’ Wieland F 18AWG WT locking 277V, L7-20P, Harness
Sale price$25.99

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10' 208-240V PHOTOBIO VP Harness, 6-15P, 18AWG (White)
Sale price$18.99

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10' 110-120V PHOTOBIO VP Harness, 5-15P, 18AWG (White)
Sale price$18.99

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24" Leads PHOTOBIO VP Harness, 18AWG (White)
Sale price$10.99

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PHOTO LOC 0-10V Signal Repeater (MX, TX, T)
Sale price$22.05

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18" PHOTOBIO VP Power Link cable, 18AWG (White)
Sale price$10.99

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PHOTOBIO MX 16' Remote Driver Mounting Kit (White)
Sale price$39.99

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PHOTO LOC 0-10V Control Cable 16' Jumper (White)
Sale price$17.99

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PHOTO LOC 0-10V Control Cable 8' Trunk + 5' Branch (White)
Sale price$21.99

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PHOTO LOC 0-10V Control Cable, 3P-2P, Ferrite, 300' 18AWG
Sale price$206.71

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PHOTO LOC 0-10V TM Adapter Cable, RJ11-2P 20' (MX, TX, T)
Sale price$13.43

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20' Mini 3P(M) to Mini 3P(F) WT data link cable, IP65, RF
Sale price$14.99

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Advanced Quantum PAR Meter (Micromols)
Sale price$210.87

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PH/DE 240V Power Cord w/Ferrite Ring (30/cs)
Sale price$23.99

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PH DE 60 Series Truss Hanger
Sale price$6.99

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LR3 Drive Wheel O-Ring Kit
Sale price$15.99

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Add A Lamp Hardware Kit, trolley+mounting hardware
Sale price$67.99

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Light Rail 5, 4 foot auxilary rail
Sale price$107.99

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Light Rail 5 Add-A-Bar Kit
Sale price$234.99

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LightRail 4.0 Adjusta-Drive Motor
Sale price$386.99

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Robo Stick lamp stabilizer
Sale price$49.99

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9 RPM Light Rail Complete Kit
Sale price$395.99

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10 RPM Intelli-drive motor w/ 0-60 sec. time delay
Sale price$341.99

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Light Rail screw with thumb nut, pack of 6
Sale price$9.99

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Lock & Seal 5ft Extention
Sale price$12.06

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HPS Ignitor, 600W
Sale price$93.99

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Capacitor HPS 1000W/Wet
Sale price$45.41

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Capacitor MH 1000W/Wet 24 MFD/480 VAC MIN
Sale price$66.99

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PHOTOBIO T 330W Driver 100-277V (Driver only)
Sale price$239.99

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Agrobrite Desktop LED Plant Light, 14w
Sale price$57.74