Login       My Wishlist
  My Cart
$0.00 / 0 items
 
Buy Online Guru
Delivering the Best Online Deals Everyday
International Access
Global Shipping Options Available
Home   Our Catalog   Gardening & Lawn Care   Indoor Gardening & Hydroponics   pH Testing & Control

pH Testing & Control - 183 - Page 3 - Mega Sale! Save up to 23%


Mega Sale! Up to 23% off on pH Testing & Control at Buy Online Guru, Page 3. Top brands include Rx Green Solutions, Hydro Empire, Hanna Instruments, The Aquaponic Source, BeneStellar, Bluelab, YOEDAF, mooncity, Jenco, General Hydroponics, Justdolife, EACHPOLE, XCSOURCE, TekcoPlus, Safer Gro, & Advanced Nutrients. Hurry! Limited time offers. Offers valid only while supplies last.



Rx Green Solutions Raise pH Adjuster, 32-Ounce
Rx Green Solutions Raise pH Adjuster, 32-Ounce
By Rx Green Solutions
In Stock
$9.79
$7.99
You Save: 18%

mpn: RXPHRS32, ean: 0851996004134,

4.1 out of 5 stars with 47 reviews
RAISE (32oz) is a pH adjuster that effectively increases low pH levels to the desired level using potassium hydroxide. Levels outside the recommended pH range can cause nutrient deficiencies and result in slowed growth. Most plants require a pH of 5....


Botanicare Clearex Salt Leaching Clearing - Quart Solution Protect Plants Against Buildup of Nutrient Salt Deposits in Soils Includes 5 Pipettes and 4 oz Hydro Empire Measuring Cup
Botanicare Clearex Salt Leaching Clearing - Quart Solution Protect Plants Against Buildup of Nutrient Salt Deposits in Soils Includes 5 Pipettes and 4 oz Hydro Empire Measuring Cup
By Hydro Empire
In Stock
$24.99
$19.45
You Save: 22%

ean: 0812099022852,

4.6 out of 5 stars with 47 reviews
Use Botanicare Clearex Quart to correct the most common cause of crop failure - the buildup of nutrient salt deposits in soils or soilless grow media. High salt concentrations in media can cause the shrinkage and death of plant cells due to the exces...


NEW Model Hanna Instruments HI 98107 pHep pH Tester, W/+/- 0.1 Accuracy
NEW Model Hanna Instruments HI 98107 pHep pH Tester, W/+/- 0.1 Accuracy
By Hanna Instruments
In Stock
$59.99

mpn: HI98107,

4.3 out of 5 stars with 143 reviews
Waterproof pHep pH Tester The Hanna Instruments HI98107 pHep® pH tester is a rugged and reliable pocket-sized tester for use in the lab or field. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand....


The Aquaponic Source AquaIron DTPA Chelated Iron 10%
The Aquaponic Source AquaIron DTPA Chelated Iron 10%
By The Aquaponic Source
In Stock
$21.95

mpn: 4336465134,

4.7 out of 5 stars with 251 reviews
This is one of the few additives that most aquaponics professionals agree needs to be regularly added to most aquaponics systems for the treatment and prevention of yellow leaf (Chlorosis). DTPA is the best form of chelated iron because it is 100% ef...


Digital pH Meter with 3 Set of pH Buffer Powder, BeneStellar pH Tester with ATC Measure Household Drinking Water, pH Testing, Aquarium, Water, Swimming Pool, Hydroponics (Yellow)
Digital pH Meter with 3 Set of pH Buffer Powder, BeneStellar pH Tester with ATC Measure Household Drinking Water, pH Testing, Aquarium, Water, Swimming Pool, Hydroponics (Yellow)
By BeneStellar
In Stock
$84.98

mpn: 4336465292, ean: 0702668563209,

4.9 out of 5 stars with 47 reviews
Get accurate pH measurement easily  This pH meter the perfect device for your testing of the acidity or alkalinity of liquids. It is very easy to use - just immerse the electrode to get accurate, fast readings. Product Features Measuring range:0.00-...


Bluelab pH Controller Power Supply
Bluelab pH Controller Power Supply
By Bluelab
In Stock
$51.99

mpn: 716496, ean: 8927615884493,

4.8 out of 5 stars with 241 reviews
Hands-free monitoring and dosing of solution pH levels. Our clever pH controller automatically monitors and fine-tunes the pH levels for you. You simply set it, and forget. The pH is taken care of. For use with reservoirs up to 200 US gal/760 L. Plan...


PH Meter Tester, Acidometer Digital PH Meter Tester Water Quality Food Aquarium Pool Hydroponics Pen for Drinking Water/Garden/Farm/Lawn, 0.00-14.00 Measurement Range LCD Display(Yellow+Black)
PH Meter Tester, Acidometer Digital PH Meter Tester Water Quality Food Aquarium Pool Hydroponics Pen for Drinking Water/Garden/Farm/Lawn, 0.00-14.00 Measurement Range LCD Display(Yellow+Black)
By YOEDAF
In Stock
$12.99

mpn: 15325232284143, ean: 0697159852866,

4.9 out of 5 stars with 226 reviews
Description:100% brand new and high quality.Widely Use for home and laboratory uses; Suitable for testing pH balance of drinking water, pools, aquariums, RO system, Spas, hydroponics food, wine and beer making and more.Using two points type(PH 4.00, ...


Digital pH Meter with Auto Calibration Button with ATC, 0.01pH High Accuracy, pH Buffer Solution and Carrying Case, pH Tester for Aquarium, Drinking Water, Pools & Spas, Hydroponics Gardening(Blue)
Digital pH Meter with Auto Calibration Button with ATC, 0.01pH High Accuracy, pH Buffer Solution and Carrying Case, pH Tester for Aquarium, Drinking Water, Pools & Spas, Hydroponics Gardening(Blue)
By mooncity
In Stock
$32.99

mpn: 4316275974, ean: 0608473150538,

4.5 out of 5 stars with 139 reviews
NEW! The Mooncity PH-90 is an economically priced, reliable pH meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. Specifications: Measure Ran...


Jenco pH 630F Lab Quality Pocket Size Digital pH Temperature Meter Tester For Drinking Water, Pool, Aquarium, And Hydroponic Use | .01pH Resolution
Jenco pH 630F Lab Quality Pocket Size Digital pH Temperature Meter Tester For Drinking Water, Pool, Aquarium, And Hydroponic Use | .01pH Resolution
By Jenco
In Stock
$69.00

ean: 0784672854566,

4.1 out of 5 stars with 159 reviews
The pH630 is built to last with easy to use calibration. It has a Large LCD to display both pH and temperature (Fahrenheit version) at the same time. Water-proof and dust-proof, a IP67 rated body. Able to replace the electrode module probe, this mean...


1-Pc Remarkable Modern GH Calibration SolutionsHighest Quality Reliable Results Hydroponics pH pH7.01 Volume 32 oz
1-Pc Remarkable Modern GH Calibration SolutionsHighest Quality Reliable Results Hydroponics pH pH7.01 Volume 32 oz
By General Hydroponics
In Stock
$14.77

mpn: 4316276031,

4.9 out of 5 stars with 101 reviews
General Hydroponics uses the highest quality electronic meter reference solutions. Growers can use our reference solutions widely among many popular brands of meters using the NaCl scale. General Hydroponics technicians check each batch to ensure tha...


Justdolife PH Meter Water Quality Tester Portable Digital LCD Display PH Tester for Water Aquariums Pools
Justdolife PH Meter Water Quality Tester Portable Digital LCD Display PH Tester for Water Aquariums Pools
By Justdolife
In Stock
$11.98

mpn: MD93412918CKH, ean: 0192684167206,

4.3 out of 5 stars with 274 reviews
Description:Electrode: Vitreous vesiclesAccuracy: 0.01Resolving Power: 0.01Working Temperature: 0-80°CTesting Range: 0.00-14.00Color: YellowMaterial: Plastic + ElectronicsSize: L*W*H: 2.9*1.6*15.5cm(1.14*0.63*6.10in)Battery: 2 x 1.5V battery(not inc...


EACHPOLE |2-Pack| Garden Soil Test Kit for Indoor and Outdoor Plants Water, PH Balance, and Light Levels, 3-in1 Meter No Batteries or Charging, APL1710
EACHPOLE |2-Pack| Garden Soil Test Kit for Indoor and Outdoor Plants Water, PH Balance, and Light Levels, 3-in1 Meter No Batteries or Charging, APL1710
By EACHPOLE
In Stock
$11.49

mpn: RF124-2P, ean: 0757764172732,

4.6 out of 5 stars with 119 reviews
EACHPOLE 3-in-1 Plant Soil Meter makes caring for your plants easier than ever. Plants are fragile and require special care to remain healthy and active. Too much or too little water, light, alkalinity or acidity in the soil can kill your plant or p...


XCSOURCE Professional TDS EC Tester pH Meter Digital Temp PPM Check Water Quality Purity for Filter Pool Aquarium Hydroponic BI670
XCSOURCE Professional TDS EC Tester pH Meter Digital Temp PPM Check Water Quality Purity for Filter Pool Aquarium Hydroponic BI670
By XCSOURCE
In Stock
$17.83

mpn: BI670, ean: 4894479833780,

4.3 out of 5 stars with 182 reviews
Features: PH Meter: Ideal instrument for any aquarium, the fishing industry, swimming pools, school laboratories, food & beverage, etc. Excellent PH meter, very accurate and durable. Auto-off function: turns off meter after non-use in 5 minutes to sa...


Bluelab pH Probe KCI Storage Solution 250ml
Bluelab pH Probe KCI Storage Solution 250ml
By Bluelab
In Stock
$27.98

mpn: 716495, ean: 8927615884486,

4.5 out of 5 stars with 9 reviews
The perfect solution to store and hydrate your Bluelab pH products. Bluelab® pH Probe KCl Storage Solution is made specifically for use with Bluelab® pH products. It is designed to increase response time and maximize the life of Bluelab pH pens and...


Waterproof 0~14 Digital pH Meter with Temperature Measurement High Accuracy pH Pen Tests Water, Aquarium, Pool, Hydroponics
Waterproof 0~14 Digital pH Meter with Temperature Measurement High Accuracy pH Pen Tests Water, Aquarium, Pool, Hydroponics
By TekcoPlus
In Stock
$32.50
$30.50
You Save: 6%

mpn: PHTK-2, ean: 0713072681625,

4.1 out of 5 stars with 36 reviews
This pentype digital pH Meter measure pH level range from 0~14pH and has the following advance features: automatic calibration (pH4, pH7 & pH10), waterproof - designed to protect against windblown dust, powder dust, water splashes, rain and wash down...


Jenco pH610B Bluetooth Wireless Lab Quality Pocket Size Digital pH & Temperature Meter Tester | Perfect For Pools & Spas | Aquariums | Hydroponics | 0.01 pH Resolution
Jenco pH610B Bluetooth Wireless Lab Quality Pocket Size Digital pH & Temperature Meter Tester | Perfect For Pools & Spas | Aquariums | Hydroponics | 0.01 pH Resolution
By Jenco
In Stock
$70.00
$54.00
You Save: 23%

mpn: 4336465296, ean: 6971202950018,

4.3 out of 5 stars with 54 reviews
The Jenco pH610B Bluetooth Meter is built to last and super easy to set up using the free app available in the Apple App or Google Play Store. Versions included for both Android and iOS smart devices. Calibration within the app is a SNAP! Water-proof...


BlueLab 2.77EC Conductivity Solution, PH 7.0, and PH 4.0 Calibration Solution Set 250 Milliliters
BlueLab 2.77EC Conductivity Solution, PH 7.0, and PH 4.0 Calibration Solution Set 250 Milliliters
By Bluelab
In Stock
$28.99

ean: 0748006945436,

4.7 out of 5 stars with 204 reviews
PH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope). Calibration Solutions should be stored in a cool plac...


Safer Gro 9920Q pH Down Acidifier44; 1 Quart
Safer Gro 9920Q pH Down Acidifier44; 1 Quart
By Safer Gro
In Stock
$18.61

mpn: 4336465129, ean: 0644189992024,

4.6 out of 5 stars with 85 reviews
pH Down is an additive designed for use where the pH needs to be lowered into a more acidic range. The organic acid present in pH Down gently lowers the pH of water making nutrients more available and increasing uptake. More plants thrive at slightly...


Advanced Nutrients pH-Up 500mL
Advanced Nutrients pH-Up 500mL
By Advanced Nutrients
In Stock
$16.60

mpn: 3850-13, ean: 0845268012057,

4.8 out of 5 stars with 169 reviews
Acidity versus alkalinity are key factors in your crop's water and root zone, as measured by pH. If you have too high or too low pH, your crops cannot uptake nutrients, and may well be damaged or even killed. That's why smart growers daily monitor ...





Viewing Page 3 of 7

View more products in Indoor Gardening & Hydroponics.
Feel free to Browse Our Catalog.

Scroll to Top


Privacy Policy / Terms of Service / Accessibility Statement
© 2019 - buyonlineguru.com. All Rights Reserved.