Top 10 pH Meter Calibration Solution – Lab pH Meters

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1. 7Pros

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15 Pack PH Calibration Buffer Solution Powder Set, 6.86pH, and 9.18pH to calibrate Your PH Tester, for Precise pH Meter Calibration, Make 250 ml of Each 4.00pH

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7Pros #ad - No need to measure, just mix individual packs with distilled water. Calibration powders enable you to test the pH of your pool, water, aquarium, and more quickly with your pH tester / meter. You get 5 sets. Each set includes one package of 4. 00, one of 6. 86 and one of 9. 18 calibration solution for all pH needs. Fast and easy. This lets you keep them longer and more readily available without needing more packets! Full range. Long -term use. Save time and money by mixing powders in a jar of distilled water. Accuracy.
Brand7Pros #ad
Manufacturer7Pros #ad
Weight0.09 Pounds
Part NumberBF

2. Apera Instruments, LLC

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Including the Maintenance Set, Apera Instruments AI209-T Value Series PH20 pH Tester Combo Kit, and a CalPod Solution Holder for Easy Calibration

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Apera Instruments, LLC #ad - Apera quality ph sensor with low impedance, greatly improving response speed and shorteninb stablizing process. The top-rated ph tester now comes with a complete CALIBRATION and PROBE CARE Combo Kit, ensuring reliable test performance. Calibration with buffer recognition; auto. Temp. Easy auto. Comes with a probe cleaning brush for easy removal of contaminants on probes, maximizing probe's life-span. Compensation atc ensures accuracy in various temperatures 32 to 122˚F. Comes with apera's unique calBox, heping you organize all the solutions and save cost on buffers by at least 50%.
BrandApera Instruments, LLC #ad
ManufacturerApera Instruments #ad
Height1.2 Inches
Length7 Inches
Weight1 Pounds
Width1.6 Inches
Part NumberAI209-T
ModelAI209-T
WarrantyTwo-Year limited warranty for the instrument, Six-Month limited warranty for the electrode(s).

3. MILWAUKEE'S

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Milwaukee MW101 Digital pH meter w/ Calibration Solution

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MILWAUKEE'S #ad - Easier & faster To Calibrate. Range 0 to 14 ph - resolution 001 ph - manual 2 point calibration. Longer 9v Battery Life. Faster processor with The New Chipset and Motherboard. Double junction electrode with 1 meter cable.
BrandMILWAUKEE'S #ad
ManufacturerMilwaukee #ad
Height1.6 Inches
Length5.7 Inches
Weight0.19 Pounds
Width3.1 Inches
Part NumberMW101

4. Bluelab

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Rootzone and Solution, Bluelab METMULTI Multimedia pH Meter for Soil, Rockwool, Easy Calibration, Coco

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Bluelab #ad - Easy two point calibration makes this digital meter a handy tool with backlit LCD display and calibration reminders. Other features: auto off function, low battery indicator; KIT INCLUDES: AAA batteries and calibration solution; Includes Bluelab Leap pH Probe for direct media measurements.

Measures ph in media for acid or alkaline conditions to make precise up and down adjustments with lab quality probe used for the pool, soil, hydroponics, brewing, and growing in rockwool, drinking water, etc. Monitor for your ph level to maximize your grow and ensure plants get the balanced feed they need. Made in new zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment; 5 Year Limited Warranty with proof of purchase 6 month warranty for probe.
BrandBluelab #ad
ManufacturerBluelab Solutions #ad
Height3 Inches
Length7 Inches
Weight0.39 Kilograms
Width4 Inches
Part NumberMETMULTI
ModelBLU23510

5. CityFarmer

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Hydroponic Nutrient Digital pH Meter with 2 Pack of Calibration Solution Mixture Included, Accurate and Reliable, CityFarmer Digital pH Meter, Built-in ATC.

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CityFarmer #ad - Use this meter to ensure all the water/liquids in your house are in quality conditions with perfect pH balance. Accurate and fast: with this digital ph meter, this meter gets the result fast and accurate. Great value –our ph meter has built-in atc automatic temperature compensation to ensure you get the accurate reading in different liquid temperature 32°F - 122°F 0°C - 50°C.

Worry-free environment – we at cityfarmer believe everyone deserves to live in a worry-free environment. Wide applications: our digital ph meter is great for a wide range of applications, laboratory testing, such as swimming pool, tap water, food, home brewing, aquarium maintenance, hydroponic nutrient, wine and much more!.

And it’s factory pre-calibrated. Hassle-free customer experience – we at cityfarmer stand by 100% customer satisfactions. And it comes with 1x cityfarmer pH meter, 2 x pH Buffer Powders, 2x 1. 5v lr44 button cellsbuild-in, 1x color user manual, One-Year Warranty by CityFamer. You get the ph reading in seconds, you don’t need to work with color chart or test trips, with range between pH 0 ~14 and accuracy of ±01 pH. Get the package and test it right away.
BrandCityFarmer #ad
Manufacturer123 CityFarmer #ad
Height1.2 Inches
Length6 Inches
Weight0.12 Pounds
Width0.6 Inches

6. General Hydroponics

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8 Ounces, 1 bottle, General Hydroponics Ph 7.0 Calibration Solution

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General Hydroponics #ad - Package dimensions: 4. 572 l x 14. 986h x5. 08wcentimeters. Growers can use our reference solutions widely among many popular brands of meters using the NaCl scale. Package weight : 0318 kilograms. Made in United States.
BrandGeneral Hydroponics #ad
ManufacturerGeneral Hydroponics #ad
Height1.8 Inches
Length1.8 Inches
Weight0.65 Pounds
Width6.1 Inches
Part Number722030
ModelGH1551

7. Bluelab

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Storage Solution, Bluelab CAREKITPH pH Probe Care Kit with Calibration Solution, and Brush

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Bluelab #ad - Supplied by bluelab, the industry leader in hydroponic testing equipment. Kit includes: 2 x 20ml packets each of: ph 7. 0, ph 4. 0 and kcl storage solutions; brush, 3 plastic cups, probe cleaner. Comprehensive kit for cleaning, storing, and maintaining pH probes. Full cleaning and storage instructions included. Probe care extends the life of probes and improves accuracy.
BrandBluelab #ad
ManufacturerBluelab Corporation Limited - Import (NZ) #ad
Height4.72 Inches
Length3.74 Inches
Weight2 Pounds
Width3.62 Inches
Part NumberCAREKITCONL
ModelBLU7003

8. Bluelab

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100ml, Bluelab STSOL100 KCL Storage Solution for pH Probes

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Bluelab #ad - Supplied by bluelab, the industry leader in hydroponic testing equipment. Includes one 1 bottle of storage solution at 100ml. Store your bluelab ph probes in KCL storage solution to extend their life and improve accuracy. Easy pour spout for quick application. Add to the cap of the probe for storage and to hydrate the probe as needed; instructions included.
BrandBluelab #ad
ManufacturerBluelab Corporation Limited - Import (NZ) #ad
Height1.57 Inches
Length4.84 Inches
Weight2 Pounds
Width1.57 Inches
Part NumberSTSOL100BL
ModelSTSOL100BL

9. 7Pros

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Kombucha, PH Meter with Automatic Calibration, 7Pros High Accuracy Pen Type Water Quality Tester with built-in ATC, Drinking Water, Best Tool to test PH of Hydroponics, 6 pH Calibration Packets, Wine

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7Pros #ad - This portable size instrument allows you to carry it around easily in your pocket and do your measuring anywhere. Automatic temperature compensation - no more need to take care about the temperature of testing liquid, as 7Pros meter has built in ATC automatic temperature compensation, so that it can accurately determine pH value of the sample at any temperature in a range of 0°C - 80°C 32°F - 176°F.

For a proper calibration you get 2 sets of calibration powder 6 packets, no need of any kind of screwdrivers to calibrate, you just have to push the auto-calibration button. Ideal for any household- you can use this small, but powerful, device to measure your aquarium, bath tub to test the levels of alkalinity in your drinking water, food, wine, soap mixtures, pool, spa, ro system, urine, pond in a garden, beer or any other liquids. Do you travel a lot? make sure the water you drinking abroad is good enough - take your 7Pros pH meter with you and test the water before drinking.

Simply press "on", stir gently and the reading will stabilize on the display in moments. Easy measurement and accurate results – no more time consuming paper strips or other inaccurate ph test chemicals, our device is a digital pH tester which will allow you to test your liquid quickly and accurately within ±001 ph - no matter what your liquid is or whether you are a new or experienced user. Along with a tds meter it will form a perfect travel kit. Automatic calibration – our 7pros ph meter comes factory calibrated, but recalibration is required in case of long period of inactivity or after a frequent use.
Brand7Pros #ad
Manufacturer7Pros #ad
Part NumberPHM-02

10. Bluelab

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Easy Calibration, Bluelab METCOM Combo Meter for pH, Temperature, and Conductivity Measures

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Bluelab #ad - Quickly monitor your nutrient level to maximize your grow and ensure plants get the balanced feed they need. Measures ph, hydroponics, drinking water, temperature and tds EC, brewing, ppm 700 and CF with lab quality glass that can be used for the pool, ppm 500, and growing.

Other features: auto off function, low battery indicator, units for temperature; KIT INCLUDES: AAA batteries and calibration solution; Works with Bluelab Leap pH Probe for direct media measurements. Easy two point calibration and auto temperature compensation makes this digital meter a handy tool with backlit LCD display and calibration reminders. Made in new zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment; 5 Year Limited Warranty with proof of purchase.
BrandBluelab #ad
ManufacturerBluelab Corporation Limited - Import (NZ) #ad
Height1.49 Inches
Length5.7 Inches
Weight0.33 Pounds
Width3 Inches
Part NumberBLU2300E
ModelBLU2300E
WarrantyFive year free repair or replacement guarantee. 6 months for the ph probe
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