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pH Testing & Control - 183 - Page 7 - On Sale Now! Save up to 10%


On Sale! Up to 10% off on pH Testing & Control at Buy Online Guru, Page 7. Top brands include Krittapas Intertrade, HM Digital, Gain Express, Bluelab, Safer Gro, & Anura. Hurry! Limited time offers. Offers valid only while supplies last.



PH868-5 Digital Waterproof Water Quality pH Measurement Test Tool
By Krittapas Intertrade
In Stock
$106.83

mpn: PUEGSAGIKA-BK-1081, ean: 0799789636752,

4.5 out of 5 stars with 272 reviews
Description : PH868-5 Digital Waterproof Water Quality pH Measurement Test Tool Features : Automatic Calibration with just a push of a button Easy 3 points Calibration (pH 4.00, 7.00, 10.00) Comes with the Standard Buffer Solutions pH4.0, pH7.0 and pH10.0 USA standards Can measure alkaline solution Display Temperature and pH simultaneously Easy to switch between °C and °F Data Hold and ATC Auto Power off that can be disable Pen size, easy to fit in pocket Low battery indicator Wide range of


HM Digital HydroMaster HM-500
By HM Digital
In Stock
$264.77

ean: 0891144000311,

4.0 out of 5 stars with 50 reviews
HydroMaster Digital tester makes monitoring water easier than ever by reading the levels that matter most and providing accurate readings that you can depend on. Continuous pH/EC/TDS/Temp monitor with rechargeable battery. Portable, wall mount or benchtop use. Tests pH at a range of 0 pH-14 pH, temperatures from 30°F-176°F, TDS from 0-9999 ppm and EC from 0-9999 µS. Stores up to 20 measurement readings, so you can monitor changes over time. LCD touch-type screen with auto backlighting.


Digital pH ORP 2 in 1 Controller with Separate Relays for pH and ORP
By Gain Express
In Stock
$141.90

mpn: PH-803, ean: 0701936210692,

4.3 out of 5 stars with 228 reviews
Digital dual Controller for pH & ORP able tp display pH value and redox value (ORP) all at the same time in its LCD screen. Features Simultaneously measure pH & ORP and control other pH & ORP related CO²-plant (via pH value) and a ozoniser (via orp value) Simultaneously regulates the pH and redox values in liquids APPROVED BY STRICT QUALITY AND SAFETY STANDARDS ensures a reliability, stability, long and trouble-free life and can be transported easily Gives you an option to mount it on the


Bluelab pH Controller BRAND NEW 2017 Model
By Bluelab
In Stock
$399.77

ean: 6853848721323,

4.0 out of 5 stars with 254 reviews
• Water resistant, wall mount design • 13 foot (4 meter) acid/alkali resistant dosing tube supplied • Use with undiluted Bluelab pH Up or Down • International power supply • Replaceable double junction pH probe • Separate Bluelab Temperature Probe (for pH ATC) • Replaceable peristaltic pump and tubes Probe Tips •All probes are interchangeable between all Bluelab products •All probes carry a 6 month warranty •Proper hydration of ph probes is vital to maintain wick •All PH


Bluelab Guardian Monitor Connect In-Line
By Bluelab
In Stock
$487.01
$487.00

mpn: MONGUACONIN, ean: 9421024920807,

4.4 out of 5 stars with 137 reviews
The Bluelab Guardian Monitor Connect Inline is not only a constant indicator of the desired levels of pH, conductivity and temperature of your nutrient solution, it also data logs these critical parameters to your computer for you. It does not stop there. You can access the data via the cloud from a remote mobile device or computer to check for extreme variances to ensure these critical parameters are hitting the mark for crop success. For remote or cloud access, the computer you are already


Safergro 9920 pH Down - Gallon
By Safer Gro
In Stock
$120.41

mpn: 9920, ean: 0644189992031,

4.2 out of 5 stars with 223 reviews
Certified Organic Acidifier. pH Down is an additive designed to use where the pH needs to be lowered into a more acidic range. The organic acid present in pH Down gently lower the pH of water, making nutrients more available and increasing uptake. pH Down can also remove scale and hard water deposts, and is excellent as a greenhouse cooling pad cleaner. 1 gallon concentrate makes 70 to 2,560 gallons of solution depending on the original pH of water. Dimensions;. Length: 6.75. Height; 10.25.


Anura Lab Quality Combo Pocket Size Digital pH, Salinity, TDS, EC & Temperature Meter Tester For Hydroponic Use | Drinking Water | Pool & Spas | Freshwater Aquariums | .01 pH Resolution
By Anura
In Stock
$200.00
$180.00
You Save: 10%

mpn: EP70, ean: 0784672854573,

4.6 out of 5 stars with 36 reviews
Anura products are built to last and the EP70 is easy to use. Measures: pH, Conductivity, TDS, Salinity, and Temperature Water resistant case, IP67 rating. Able to replace the pH/Conductivity modules, this means you can save money with a replacement electrode probe instead of buying a brand new tester. Batteries included and over 100 hrs of battery life. Automatically turns off in 10 mins of non-activity, saving the battery. 50 memory data sets for recalling previous readings. Switches between



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