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pH/EC Maintenance
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Displaying 1 to 50 (of 97 products) Result Pages:  1  2  [Next >>]  View:
 1500 ppm Cal Sol 
  
 1500 ppm Cal Sol 
  
 $8.20 
 Grow More pH Down 30% 
  
 Grow More pH Down 30% 
  
 $8.59 
 Grow More pH Up 30% 
  
 Grow More pH Up 30% 
  
 $8.59 
 HortiStick 3-in-1 Multimeter 
  
 HortiStick 3-in-1 Multimeter 
  
 $116.95 
 HortiCare pH Tester 
 716020 
 HortiCare pH Tester 
  
 $66.95 
 HortiCare Nutrient Check PPM 
 716021 
 HortiCare Nutrient Check PPM 
  
 $71.95 
 E.C. Dipstick 
 716570 
 E.C. Dipstick 
 CWP Instruments 
 $84.95 
 TDS Wand 
 716571 
 TDS Wand 
 CWP Instruments 
 $89.95 
 24-7 Nutrient Monitor 
 716572 
 24-7 Nutrient Monitor 
 CWP Instruments 
 $208.95 
 24-7 pH Replacement Probe 
 716573 
 24-7 pH Replacement Probe 
 CWP Instruments 
 $49.95 
 24-7 PPM Replacement Probe 
 716579 
 24-7 PPM Replacement Probe 
 CWP Instruments 
 $49.95 
 Soil pH Meter 
 716750 
 Soil pH Meter 
 Rapitest Meters 
 $21.95 
 4 Way Analyzer 
 716752 
 4 Way Analyzer 
 Rapitest Meters 
 $34.95 
 Rapitest Mini pH Tester 
 716753 
 Rapitest Mini pH Tester  
 Rapitest Meters 
 $8.95 
 pH Soil Tester 
 716755 
 pH Soil Tester 
 Rapitest Meters 
 $4.69 
 Soil Test pH, N, P, K 
 716756 
 Soil Test pH, N, P, K 
 Rapitest Meters 
 $15.99 
 Rapitest Digital Moisture Meter 
 716900 
 Rapitest Digital Moisture Meter 
  
 $10.99 
 Rapitest Digital Plus Moisture Meter 
 716905 
 Rapitest Digital Plus Moisture Meter 
  
 $21.99 
 Rapitest Digital Soil PH Meter 
 716910 
 Rapitest Digital Soil PH Meter 
  
 $12.99 
 Rapitest Digital Plus Soil pH Meter 
 716915 
 Rapitest Digital Plus Soil pH Meter 
  
 $27.99 
 Truncheon 
 BLU2000E 
 Truncheon 
 Bluelab 
 $135.00 
 BlueLab Combo Meter 
 BLU2300E 
 BlueLab Combo Meter 
 Bluelab 
 $295.00 
 Bluelab pH Meter 
 BLU2320E 
 Bluelab pH Meter 
  
 $200.00 
 pH Truncheon Contact Ring 
 BLU600410 
 pH Truncheon Contact Ring 
 Bluelab 
 $11.95 
 N-Dip pH/PPM442/Temp Meter 
 FH1100046 
 N-Dip pH/PPM442/Temp Meter 
 Nutradip (Tri Meter) 
 $199.95 
 pH 4.01 Buffer 
 GAPHB416 
 pH 4.01 Buffer 
 Green Air Products Inc. 
 $10.00 
 pH 7.01 Buffer 
 GAPHB716 
 pH 7.01 Buffer 
 Green Air Products Inc. 
 $10.00 
 Calibration Kit 1413 uS & 1500 
 GAPPMT16 
 Calibration Kit 1413 uS & 1500 
 Green Air Products Inc. 
 $28.00 
 1413uS &1500 PPM Calibration K 
 GAPPMT8 
 1413uS &1500 PPM Calibration K 
  
 $0.00 
 pH Control Kit 
 GH1514 
 pH Control Kit 
 General Hydroponics 
 $17.20 
 pH Up Base 
 GH1521 
 pH Up Base 
 General Hydroponics 
 $10.76 
 pH 4.01 Cal Sol 
 GH1541 
 pH 4.01 Cal Sol 
 General Hydroponics 
 $7.54 
 pH 7.0 Cal Sol 
 GH1551 
 pH 7.0 Cal Sol 
 General Hydroponics 
 $7.54 
 1500 ppm Cal Sol Quart 
 GH1572 
 1500 ppm Cal Sol Quart 
 General Hydroponics 
 $21.50 
 BlueLab PH Cal. Solution 
 HD4CAL250 
 BlueLab PH Cal. Solution 
 Bluelab 
 $8.00 
 Nutrient Probe Cleaning Kit 
 HDNUTPRCLC 
 Nutrient Probe Cleaning Kit 
 Bluelab 
 $23.95 
 Floating Thermometer 
 HGFLT 
 Floating Thermometer 
 Active Aqua 
 $2.09 
 Hydro RX Water & Soil Test Kit 
 HGLABTEST 
 Hydro RX Water & Soil Test Kit 
 Hydrofarm 
 $39.95 
 Pro pH Test Kit 
 HGPROTK 
 Pro pH Test Kit 
 Hydrofarm 
 $5.95 
 Grochek replacement probe 
 HI1285 
 Grochek replacement probe 
 Hanna Instruments 
 $121.95 
 Ph Combo Electrode Glass Body 
 HI1292D 
 Ph Combo Electrode Glass Body 
 Hanna Instruments 
 $180.95 
 Ph Electr for HI98129 & HI9812 
 HI73127 
 Ph Electr for HI98129 & HI9812 
 Hanna Instruments 
 $58.95 
 Checker pH1 Tester 
 HI98103 
 Checker pH1 Tester 
 Hanna Instruments 
 $38.95 
 Champ pH Tester 
 HI98106 
 Champ pH Tester 
 Hanna Instruments 
 $58.95 
 pHep 
 HI98107 
 pHep 
 Hanna Instruments 
 $62.95 
 Grochek pHep Meter 
 HI98128 
 Grochek pHep Meter 
 Hanna Instruments 
 $93.00 
 Combo pH/EC/TDS/C Tester 
 HI98129 
 Combo pH/EC/TDS/C Tester 
 Hanna Instruments 
 $197.95 
 GroChek pH/EC/TDS Meter 
 HI9813-0 
 GroChek pH/EC/TDS Meter 
 Hanna Instruments 
 $249.95 
 GroChek pH/EC/TDS/C Portable 
 HI9813-5N 
 GroChek pH/EC/TDS/C Portable 
 Hanna Instruments 
 $275.95 
 GroChek pH/EC/TDS/C w/ Cal-Che 
 HI9813-6 
 GroChek pH/EC/TDS/C w/ Cal-Che 
 Hanna Instruments 
 $275.95 
Displaying 1 to 50 (of 97 products) Result Pages:  1  2  [Next >>]  View:
Cloning
AccelaROOT 50 cell
Altitude Dome 7 Inch
Clonex Clone Solution
Clonex Rooting Gel
Dyna-Gro Root Gel
EZ Clone Rooting Compound
Fast-Gro Heating Mats
Gel 2 Root 6 Pack
Germination Station
Greenhouse propagation Kit
View More...
Controllers
Air Conditioners
CO2 Systems / Accessories
Dehumidifiers
Environmental Accessories
Light Controller
Ozone
Sample Category
Timers
Fans / Filters
Carbon Filters / Accessories
Ducting / Accessories
Fan / Fiter Accessories
Hepa Filters
Inline / Booster Fans
Grow Lighting
Ballasts
Electronic Ballasts
Magnetic Ballasts
Flourescent Fixtures
Fluorescent Accessories
Grow Light Accessories
Lighting Accessories
Power / Lamp Cords
Grow Light Bulbs
Fluorescent Bulbs
View More...
Growing Accessories
Grow Tools
Hand Tools
Reflective/B&W Films
Safety Equipment
Sprayers & Wands
Growing Media
Agro-Flock 20LB Bag
Amazon Bloom Natural 1.5 Cubic Feet
Ancient Forest .5 Cubic Feet
Atami CocoFiber 50L Bag
B'Cuzz Hydromix 3.8 Cubic Foot Bale
B'cuzz BiMATRIX Slabs
B'Cuzz MaxiPlugs
B'cuzz Roxx Blocks Growing Media
BG Earth Worm Cast 16 Quarts
Big & Chunky Perlite 4 Cubic Feet
View More...
Hydroponic Systems
2 Tray Aerojet
25 Plant Clone Machine
42 Site Cloning System
6 Tray Aerojet
6 Tray Jet Stream
64 Plant Clone Machine
84 Site Cloning System
AeroFlo 18
AeroFlo2 20 Site(1x7 Feet)
AeroFlo2 36 Site
View More...
Nutrients / Additives
ADD.27 Flower
ADD.27 Grow
Advance Flower A
Advance Flower B
Advance Grow A
Advance Grow B
All Purpose Feeder Paks 12-10-10
All Purpose Six Pak Feeder
American Pride Dry
Amino Bloom-A
View More...
Pest & Disease
12 Inch Carbon Insert Replacement
Actino-Iron 0 - 0 - 0
Actinovate Fungicide
Azamax
Bang Insecticide 1 Liter
Bio Green Clean
Blue Lightning 1 Liter
Bonide Bacillus Thuringiensis (BT)
Bonide Captain Jack's Dead Bug Brew
Bonide Caterpillar Killer RTU
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pH/EC Maintenance
1382 PPM Solution 220ML
1413uS &1500 PPM Calibration K
1500 ppm Cal Sol
1500 ppm Cal Sol Quart
1500PPM Packet
2-Way Meter, pH & Moisture
24-7 Nutrient Monitor
24-7 pH Replacement Probe
24-7 PPM Replacement Probe
4 Way Analyzer
View More...
Pots & Containers
10 Inch Bucket Basket Lid
10x20 Inch Mesh Bottom Tray
55 Gallon Barrel with Lid - Food Grade
Botanicare Horti-Trellis
Buckets & Lids
Camopots Aeration Containers
Ebb & Grow Inner Bucket
Ebb & Grow Outer Buckets
Mondi Super Saucers
Plant Warrior Pots
View More...
Pumps/Grow Systems
Grow Tents
Indoor Greenhouses
Pumps & Irrigation Supplies
Trays / Reservoir
Water & Air Accessories
Water Chillers, Heaters & Purification
Water Pumps
Books
Adding Biology Book
Beginning Hydroponics Soilless Gardening
Best of Growing Edge Vol. 1
Best of Growing Edge Vol. 2
Best of Growing Edge Vol. 3
CDROM, Hydroponics
F.Y.I Hydroponics Video
Gardening Indoors with CO2
Gardening Indoors with Cutting
Gardening Indoors with H.I.D.
View More...