Horticulture Source » Discount Specialty Farm, Greenhouse, Garden & Hydroponics Supply Store » Meters, Timers & Instruments » Calibration, Storage & Cleaning Solutions, pH Up & Down   Mobile   Secure |  My Account | Cart Contents | Checkout )
You have JavaScript disabled or are using a browser which does not support it. Please turn on JavaScript or consider upgrading or switching your web browser, e.g. FireFox or Opera.
Categories
* Lamps / Tubes / Bulbs ++ (544)
* Lighting Systems ++ (1143)
* Nutrients & Supplements (4155)
* Composters & Compost Tea Brewing (36)
* Organic Gardening (462)
* Leaf Shines & Washes (127)
* Pest & Disease Control (521)
* Cloning & Propagation (371)
* Grow Systems ++ (648)
! Meters, Timers & Instruments ++ (693)
 » ! Calibration, Storage & Cleaning Solutions, pH Up & Down (215)
 » Instruments, Thermometers, Hygrometers & Light Meters (28)
 » pH, EC, PPM & TDS Testers (346)
 » Timers & Lighting Controllers (104)
* Pots / Containers (883)
* Pumps, Irrigation & Watering Supplies ++ (1428)
* Grow Media (540)
* Plant Seeds (10)
* Environmental Control ++ (1935)
* Greenhouses (84)
* Grow Rooms / Tents (128)
* Reflective / B&W Films (120)
* Garden Accessories ++ (753)
* Hand Tools ++ (507)
* Gardening Books & DVDs (56)
* Growing Apparel (3)
Manufacturers more
What's New? more
Down To Earth Seabird Guano 1-10-0 - 5 lb
723760
Down To Earth Seabird Guano 1-10-0 - 5 lb
$9.50
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 30 guests and 
2 logged in customers online.
Frequent search words
Ads

What do we have here?
Meters, Timers & Instruments: Calibration, Storage & Cleaning Solutions, pH Up & Down

Show: 
What do we have here?
Displaying 1 to 20 (of 215 products) Result Pages:  1  2  3  4  5  6  7  8  9  10  11  [Next >>] 
 Sort by Popularity   Manufacturer+   Product(s)   Model   Price   Buy Now 
 Earth Juice Natural pH Down      Earth Juice Natural pH Down 
1.6 lb. Lower pH with these all natural pH adjusting crystals. Earth Juice Natural pH Down can be used to adjust fertilizer and foliar spray solution for a much more effective use and faster absorption of nutrients by plants. Optimal pH range for fertilizer/nutrient solution for most plant and turf is 5.5-6.5. Mix solution thoroughly and adjust pH prior to application. Use the sol... — Ships from Portland, Oregon USA...more info.
 FE524   $16.08 
 PH DOWN 15% GALLON      PH DOWN 15% GALLON 
Grow More pH Down 15% Convenient ready to use liquids, concentrated, H.P. filtered, fast acting, high purity food grade ingredients. pH Down - to lower pH of nutrient solution with phosphoric acid. MSRP: $19.89... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 721700   $15.42 
 PH UP 15% GALLON      PH UP 15% GALLON 
Grow More pH Up 15% Convenient ready to use liquids, concentrated, H.P. filtered, fast acting, high purity food grade ingredients. pH Up – To raise pH of nutrient solution with Potassium Hydroxide. MSRP: $19.89... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 721690   $15.42 
 X Nutrients pH Down (1 Gallon)      X Nutrients pH Down (1 Gallon)  
X Nutrients pH Down (1 Gallon) (XNHPHDOWN-1GA)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from abso... — Ships from Livermore, California USA...more info.
 dl-XNHPHDOWN-1GA   $16.57 
 X Nutrients pH Down (1 Gallon)      X Nutrients pH Down (1 Gallon) 
X Nutrients pH Down (1 Gallon) pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbing nutrients.... — Ships from Livermore, California USA...more info.
 dl-xnHPHDOWN-1G   $16.57 
 X Nutrients pH Down (1 Quart)      X Nutrients pH Down (1 Quart) 
X Nutrients pH Down (1 Quart) (XNHPHDOWN-1QT)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorb... — Ships from Livermore, California USA...more info.
 dl-XNHPHDOWN-1QT   $6.75 
 X Nutrients pH Down (1 Quart)      X Nutrients pH Down (1 Quart) 
X Nutrients pH Down (1 Quart) pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbing nutrients. ... — Ships from Livermore, California USA...more info.
 dl-xnHPHDOWN-1Q   $6.75 
 X Nutrients pH Down (2.5 Gallon)      X Nutrients pH Down (2.5 Gallon)  
X Nutrients pH Down (2.5 Gallon) (XNHPHDOWN-2.5GA)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from ... — Ships separately from Livermore, California USA...more info.
 dl-XNHPHDOWN-2.5GA   $36.21 
 X Nutrients pH Down (2.5 Gallon)      X Nutrients pH Down (2.5 Gallon) 
X Nutrients pH Down (2.5 Gallon) pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbing nutrient... — Ships separately from Livermore, California USA...more info.
 dl-HPHDOWN-2.5G   $36.21 
 X Nutrients pH Down (5 Gallon)      X Nutrients pH Down (5 Gallon)  
X Nutrients pH Down (5 Gallon) (XNHPHDOWN-5GA)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from abso... — Ships separately from Livermore, California USA...more info.
 dl-XNHPHDOWN-5GA   $60.76 
 X Nutrients pH Down (5 Gallon)      X Nutrients pH Down (5 Gallon) 
X Nutrients pH Down (5 Gallon) pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbing nutrients.... — LTL Shipping Required — Ships from Livermore, California USA...more info.
 dl-xnHPHDOWN-5G   $60.76 
 X Nutrients pH Up (1 Gallon)      X Nutrients pH Up (1 Gallon)  
X Nutrients pH Up (1 Gallon) (XNHPHUP-1GA)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbin... — Ships from Livermore, California USA...more info.
 dl-XNHPHUP-1GA   $16.57 
 X Nutrients pH Up (1 Quart)      X Nutrients pH Up (1 Quart)  
X Nutrients pH Up (1 Quart) (XNHPHUP-1QT)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbing... — Ships from Livermore, California USA...more info.
 dl-XNHPHUP-1QT   $6.75 
 X Nutrients pH Up (2.5 Gallon)      X Nutrients pH Up (2.5 Gallon)  
X Nutrients pH Up (2.5 Gallon) (XNHPHUP-2.5GA)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from abso... — Ships separately from Livermore, California USA...more info.
 dl-XNHPHUP-2.5GA   $36.21 
 X Nutrients pH Up (2.5 Gallon)      X Nutrients pH Up (2.5 Gallon) 
X Nutrients pH Up (2.5 Gallon) pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbing nutrients.... — Ships separately from Livermore, California USA...more info.
 dl-xnHPHUP-2.5G   $36.21 
 X Nutrients pH Up (5 Gallon)      X Nutrients pH Up (5 Gallon)  
X Nutrients pH Up (5 Gallon) (XNHPHUP-5GA)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbin... — Ships separately from Livermore, California USA...more info.
 dl-XNHPHUP-5GA   $60.76 
 Nutritest 2 oz Cal Sol 27.7 for Truncheon (Special Order)   American Hydroponics   Nutritest 2 oz Cal Sol 27.7 for Truncheon (Special Order) 
American Hydroponics Nutritest 2 oz Cal Sol 27.7 for Truncheon (AH88004)Calibration solution for the commercial truncheon Manufacturer's Product Information MSRP each $4.95 Dimensions2.4 x 6.7 x 2.3 Case Quantity1 ... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more info.
 hf-AH88004   $3.53 
 Bluelab Probe Care Kit pH & Conductivity   Bluelab   Bluelab Probe Care Kit pH & Conductivity 
The instrument is only as accurate as the probe is clean. Probe cleaning is one of the most important parts of owning or operating any Bluelab meter, monitor or controller. The probe surface is where the instrument takes the reading of the solution or soil/media. If the probe face is dirty or contaminated, then the reading will be inaccurate. Accurate readings simplify cro... Note: Calibration Buffer Solutions are available separately. — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more info.
 hf-BLU7001   $16.35 
 Probe Care Kit-pH   Bluelab   Probe Care Kit-pH 
The instrument is only as accurate as the probe is clean. Probe cleaning is one of the most important parts of owning or operating any Bluelab meter, monitor or controller.The probe surface is where the instrument takes the reading of the solution or soil/media. If the probe face is dirty or contaminated, then the reading will be inaccurate. Accurate readings simplify crop manage... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more info.
 hf-BLU7003   $12.08 
 2.77 pH Bluelab Cali Solution   Bluelab   2.77 pH Bluelab Cali Solution 
Bluelab 2.77 pH Bluelab Cali Solution (BLU27720)Calibration and conductivity standard solutions... a must in every grower's toolbox. The Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab products for the calibration of pH and testing the cleanliness of the Bluelab Conductivity/Temperature probe. Bluelab solutions are manufactured specifi... Note: Calibration Buffer Solutions are available separately. — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more info.
 hf-BLU27720   $33.71 
Displaying 1 to 20 (of 215 products) Result Pages:  1  2  3  4  5  6  7  8  9  10  11  [Next >>] 
Ads
Social Bookmark
Shopping Cart more
0 items - Add an item to the cart to get a quote!
 Estimate Shipping Costs by adding a product to the cart.
Shop By Price
Reviews more
6 Outlet Air Manifold
I emailed and asked what size tubing this took. I was told i ..
3 of 5 Stars!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate


PriceGrabber User Ratings for Horticulture Source
Specials more
INVENTORY BLOWOUT SALE
MANY ITEMS FAR BELOW COST - while quantities last

NET CUPS 2" (100/BAG) SOLD IN BAG QUANTITIES ONLY
NET CUPS 2" (100/BAG) SOLD IN BAG QUANTITIES ONLY
$17.00
$15.30
Most Viewed in Calibration, Storage & Cleaning Solutions, pH Up & Down
pH DOWN QUART (12/CASE)
pH DOWN QUART (12/CASE)
CW 1382 CALIBRATION SOLUTION 4 OZ (12/CASE)
CW 1382 CALIBRATION SOLUTION 4 OZ (12/CASE)
pH DOWN 1 GALLON (4/CASE)
pH DOWN 1 GALLON (4/CASE)
pH UP QUART (12/CASE)
pH UP QUART (12/CASE)
EARTH JUICE NATURAL pH CONTROLLER UP 2 LB (12/CASE)
EARTH JUICE NATURAL pH CONTROLLER UP 2 LB (12/CASE)
Bluelab Nutrient Probe Care Kit Conductivity (14/Cs)
Bluelab Nutrient Probe Care Kit Conductivity (14/Cs)
pH 7.0 CAL SOLUTION 8OZ (12/CASE)
pH 7.0 CAL SOLUTION 8OZ (12/CASE)
GH pH Down Dry 2.2lb (12/Cs)
GH pH Down Dry 2.2lb (12/Cs)
1500 PPM CAL SOLUTION 8OZ (12/CASE)
1500 PPM CAL SOLUTION 8OZ (12/CASE)
pH UP GALLON (4/CASE)
pH UP GALLON (4/CASE)
GH pH Up Dry 2.2lb (12/Cs)
GH pH Up Dry 2.2lb (12/Cs)
pH 7 Buffer Solution. 4 fl oz
pH 7 Buffer Solution. 4 fl oz
MI MA9062-220ML 1382 PPM TDS SOLUTION (16/CASE)
MI MA9062-220ML 1382 PPM TDS SOLUTION (16/CASE)
TECHNAFLORA pH DOWN 1 LITER (12/CASE)
TECHNAFLORA pH DOWN 1 LITER (12/CASE)
pH 4.01 CAL SOLUTION 8OZ (12/CASE)
pH 4.01 CAL SOLUTION 8OZ (12/CASE)
MI M10007B 20ML PACKET 7.01 BUFFER CASE OF 25
MI M10007B 20ML PACKET 7.01 BUFFER CASE OF 25
MI MA9004 220ML 4.01 BUFFER SOLUTION  (16/CASE)
MI MA9004 220ML 4.01 BUFFER SOLUTION (16/CASE)
MI MA9007 220ML 7.01 BUFFER SOLUTION  (16/CASE)
MI MA9007 220ML 7.01 BUFFER SOLUTION (16/CASE)
pH 7.0 CAL SOLUTION QUART (12/CASE)
pH 7.0 CAL SOLUTION QUART (12/CASE)
TECHNAFLORA pH UP 1 LITER (12/CASE)
TECHNAFLORA pH UP 1 LITER (12/CASE)
Bestsellers
01.pH 7.0 Calibration Solution 1 qt
02.1500 ppm Calibration Solution 1 qt
03.Bluelab Probe Care Kit pH & Conductivity
04.pH 4.01 Calibration Sol. 25x20ml (case of 25)
05.pH 7.01 Calibration Sol. 25x20ml (case of 25)
06.pH Storage Solution
07.1000ppm Calibration Solution
08.1413mS/cm Calibration Sol. 25x20ml (case of 25)
09.1500PPM TDS Sol 16oz
10.EJ Nat Down 7.8lb (4/cs)
11.Electrode Cleaner 16 oz
12.Nutrient Probe Cleaning Kit
13.pH Down Acid Gallon, case of 4
14.pH Down, 1 lt
15.PH up Gallon
Languages
English Deutsch Español
Currencies
Feeds
RSS 2.0
Google Sitemap
ROR Sitemap
ROR Feed
Ads
Ads
Frame It All - Simple Modular Gardens

Customer Service

 

Shopping Help

 

My Account

 

Tools & Resources

BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate PriceGrabber User Ratings for Horticulture Source ShopWiki Certified Store
Official PayPal Seal
Merchant Services
HorticultureSource.com is an Upfront Merchant on TheFind. Click for info. Secured by RapidSSL
Secured by RapidSSL
100% Satisfaction Guaranteed  Proud Hydro for Hunger Participant
 Proud Participant
APO/FPO addresses are no problem.
International orders are always welcome!
UPSFedExUSPS OnTrac CalOver EstesR+LSouthEasternSAIA
Copyright © 2005 — 2014 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order