pH Testing
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Sper Scientific 840087 pH Meter
$74.11
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pH EC Temperature Meter Waterproof Water Quality Tester Monitor Pen Type Acidometer Drink Water Quality Multi-Parameter, hydroponics, pools, spa (Pen Type EC PH meter)
$31.90
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Etekcity High Accuracy Pocket Size Handheld pH Meter Pen Tester, Yellow
$59.99
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Oakton EcoTestr pH 2 Waterproof pH Tester, 0.0 to 14.0 pH Range
$94.15
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Jellas Pocket Size pH Meter Digital Water Quality Tester for Household Drinking Water, Swimming Pools, Aquariums, Hydroponics, pH Measurement for 0-14.0 pH (Z-Blue-pH Meter)
$10.99
Avg. Savings $0.91
Dr.Meter® 0.1pH PH002 High Accuracy pH Meter/pH Pen Tester with ATC(Automatic Temperature Compensation) LCD 0-14 pH Measurement Range
$26.99
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PH Tester PH-009 Digital pH Meter - With 2 Pack of Calibration Solution Mixture Included
$18.99
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Xpert Omatic® Digital pH Meter, 6x pH buffer powder, 2x pH Test Strips, Leather Pouch, Alkaline Food Chart, Auto Calibration Button, ATC,±0.01 resolution, 0.00-14.00 pH Range, Water, Pool, Hydroponics
$49.99
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VANTAKOOL Digital PH Meter, 0.01 PH High Accuracy Water Quality Tester with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium Water PH Tester Design with ATC (Blue)
$24.95
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VANTAKOOL Digital PH Meter, 0.01 PH High Accuracy Water Quality Tester with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium Water PH Tester Design with ATC (Orange)
$129.99
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New Mini Digital Pen Type PH Meter PH-009 I Multimeter Tester Hydro
$6.86
Avg. Savings $0.57
HDE Hydroponic Aquarium Pool & Pond Digital pH Meter Tester Pocket Pen
$18.19
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CyberTech ph-107 Digital pH Meter Tester,Pocket Size PH Meter/Water Quality Tester for Aquariums,Swimming Pools,PH 0-14.0 Measuring Range,0.1PH Resolution,2 Pack Calibration Solution Mixture Included
$12.99
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Extech EC500 Waterproof ExStik II pH/Conductivity Meter
$159.99
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Digital pH Meter - Ideal For Water, Aquarium, Pool, Hydroponics and more - High Accuracy Tester with Blue Backlit Display. Comes with a Free Set of Calibration Solution - By Just Utile
$14.95
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Homdox Portable TDS Tester Handheld TDS Meter Digital Water Tester +/- 2% High Accuracy 0-9990 ppm
$11.59
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Homdox Portable pH Tester High Accuracy Handheld pH Meter Red with 2xpH Buffer Powders
$10.66
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PH Meter with Automatic Calibration, 7Pros High Accuracy Pen Type Water Quality Tester, 6 pH Buffer Powder Packets, Best Pocket Size Tool for Testing Alkalinity of Drinking, Pool and Aquarium Water
$32.98
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Etekcity PH-2011 Plus Handheld High Accuracy pH Meter Pen Tester (Yellow)
$14.49
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Hanna Instruments HI 98107 pHep pH Tester, with +/-0.1 Accuracy
$58.25
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Hanna Instruments HI99104 Educational pH Tester, 0.00 to 14.00 pH Measuring Range, +/-0.2 pH Accuracy, 0.01 pH Resolution
$43.75
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Poit PH-02 P-type PH Meter Tester, 0.05 Accuracy, ATC Function, Auto Calibration
$22.99
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Eco-Worthy Digital PH 0-14.0 Measuring Tester (Yellow)
$7.88
Avg. Savings $0.65
MacDoDo PH-02 Digital PH Meter Tester Best For Water Aquarium Pool Hot Tub Hydroponics Wine - Push Button Calibration Resolution 0.01 / High Accuracy +/- 0.05 - Large LCD Display (Blue)
$11.99
Avg. Savings $0.99
MacDoDo PH-02 Digital PH Meter Tester Best For Water Aquarium Pool Hot Tub Hydroponics Wine - Push Button Calibration Resolution 0.01 / High Accuracy +/- 0.05 - Large LCD Display - 100% Guaranteed
$11.99
Avg. Savings $0.99
Xcellent Global Digital Handheld TDS Meter With Backlit LCD for Water Quality Testing, 0-9990 ppm, 1 ppm Resolution, +/- 2% High Accuracy, Battery Included, Blue HG077
$10.89
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Set of 2 Global 0.05 PH High Accuracy Compact Size Meter Tester With ATC (Automatic Temperature Compensation) LCD Screen and TDS Digital Meter (pH+TDS)
$13.95
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Global 0.05 pH Pure Test High Accuracy Compact Size Meter Tester With ATC (Automatic Temperature Compensation) LCD Screen Range 0-14 pH Resolution 0.01 pH Auto Calibration (pH Tester-Yellow)
$8.95
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KINGLAKE®PH Meter Water Tester 0.01 Resolution High Accuracy Portable Pocket PH Pen Tester 0-14 PH Measurement Range with ATC (Automatic Temperature Compensation)and LCD Backlight-Model:PH-2011
$14.99
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Anaheim Scientific P771 High Accuracy Pocket Sized pH Meter with ATC, Measures 0.00-14.00 pH, 0.01 pH Resolution
$65.79
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Digital PH Meter,PH Tester -Water, Pool ,Fish Tank , Hydroponics, Education.3 x pH Buffer Powders, Automatic Calibration,Range 0.00-14.00 pH,ATC,Auto-shut off.Greeting card .Green.
$14.37
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Digital PH Meter, Sinvitron Pen-type PH Tester - 0.05 Accuracy, ATC Function, Auto Calibration Large LCD Display Best Water Quality Test Kit Aquarium, Swimming Pool, Hot Tub, Hydroponics, Wine
$10.99
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Digital PH Meter Full Kit, 6 pH Buffer Powder, pH Pen Tester with Auto Calibration Button,Compact Size,Large LCD Screen,Tests pH Balance in Water, Aquarium, Pool, Food
$15.95
Avg. Savings $1.12
Complete Water Test Kit With TDS Meter - Home Testing With Results In Minutes
$13.96
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KUCHANG Digital Ph Meter Tester Pocket Size LCD Monitor Pen with Calibration Buffer and Hard Plastic Protective Case
$10.58
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THZY PH Pen Tester, High Accuracy Pocket Size PH Meter with ATC (Automatic Temperature Compensation) LCD 0-14 pH Measurement Range, 0.1 Resolution Handheld pH Pen Tester
$14.99
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Apera Instruments PHB-3 Economic Waterproof pH Pocket Tester, ±0.1 pH Accuracy, 0-14.0 pH Range
$39.95
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Bluelab pH Meter - Accurately Measures the pH Value of a Solution So You Know if Any Adjustments Are Required - METPH
$554.34
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Digital PH Meter, 0.01 PH High Accuracy Water Quality Tester with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium Water PH Tester Design with ATC (Orange)
$11.99
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Digital PH Meter, 0.01 Resolution Water Quality Tester with ATC 0-14 pH Measurement Range for Household Drinking Water, Aquarium, Swimming Pools, Hydroponics
$13.99
Avg. Savings $4
Hanna Instruments HI98108 pHep + pH Tester with Automatic Temperature Compensation, 0.0 to 14.0 pH, +/-0.1 pH accuracy, 0.1 pH Resolution
$69.99
Avg. Savings $7.57
HAITRAL® TDS Tester 0-9999 PPM + Digital Ph Meter Aquarium Pool Hydroponic Water Monitor
$13.99
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TAIR PH Meter Sensor Sensitivity 0.1 Accuracy Good Stability Healthy PH Test Pen for Home
$14.99
Avg. Savings $6.66
PH Monitor, RISEPRO® Digital pH Monitor With Replaceable BNC pH Probe & Adapter PH990
$29.90
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PH Meter Digital pH Tester Pen Water Quality Tester with Screen and Accuracy Between 0-14 pH 0.01 Resolution for Household Drinking Water, Hydroponics, Aquariums, with PH Buffer Powder
$17.40
Avg. Savings $0.02
High Quality Digital Pocket Pen Type Precision PH Meter & Digital Tester Hydro New - PH-009
$10.99
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SinoWare PH Tester Digital PH Tester Water Red
$5.99
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PH-2011R PH Pen Type Meter with Auto Temperature Compensation & Backlight Display
$13.21
Avg. Savings $0.53
LeaningTech Digital PH-2011 Meter + TDS-966 Water Quality Purity TDS Tester Electrolytic Device Testing 0-9999 PPM for Aquarium Pool Water
$24.99
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Premium Digital PH Meter Full Kit, [0-14 pH Measurement Range] [0.1pH High Accuracy] Portable Handheld Water Quality, Swimming Pool,Aquarium Tester PH Test Pen+[2 PH Buffer Powder]+[Adjust Pen]
$12.30
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