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Shop the best prices on 8,281 great value ph meters. Shopping for ph meters is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, GreenZech, Denuotop and more. Buy ph meters online safely with Fruugo, with secure payment and fast shipping to Canada.

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833 - 864 of 3,200
Aquarium PH Meter ORP H2 TEMP Hydrogen Rich Tester Portable Pen Multifunctional Swimming Pool Water
From $64.00
Multifunction Digital PH Tester, PC-102 PH Chlorine Tester for Swimming Pool SPA Water Quality Analyzer with Ephe Probe
From $74.00
0.01 Water Quality Tester PH Meter Portable Pen Type Acidity Meter Water PH Tester
From $15.95
Digital Ph Meter, Ph Meter 0.01 Ph High Accuracy Water Quality Tester With 0-14 Ph Measurement Range For Household Drinking, Pool And Aquarium Water P
From $33.95
5 In 1 Electronic Ph Meter, Measure Ph And Tds And Ec Salinity And Temperature Water Quality Tester
From $64.00
7 in 1 Temp ORP EC TDS Salinity S.G PH Meter Online Blue Tooth Water Quality Tester APP Control for
From $79.00
10 in 1 Digital Water Quality Meter PH TDS EC Salinity SG ORP Hydrogen Rich Resistivity Temperature Nutrient Test Pen
From $59.00
High Accuracy Mini PH Meter Acidity Meter Water Quality Tester Replaceable Probe for Aquarium Fish Tank SuppliesEU Plug 220V
From $46.95
Water Quality Tester 6 in 1 COD Temp TOC Conductivity TDS UV275 Water Meter Monitor for Aquarium
From $74.00
PH Meter and TDS Meter,Digital Water Quality Tester, 0-9990 PPM
From $13.95
Rechargeable Pen Type PH Meter Professional Water Quality Tester with Digital Display
From $94.00
6-in-1 Soil PH Meter Fertility Temperature Humidity Light Tester 90° Rotatable LCD Backlight Soil Hygrometer for Plant
From $25.95
90 Pack PH Meter Buffer Solution Powder 6.86/4.00/9.18, PH Calibration Solution Packets for PH Meter
From $19.95
Water PH Tester Digital PH Meter Automatic Calibration 0.01 Titanium Probe Water Quality Test Monitor Aquarium Pool A
From $9.95
3-In-1 Soil Tester Soil Acidity Meter Soil Hygrometer Soil Tester Ph Meter
From $10.95
Open Source Arduino PH Meter PH Sensor Tool for Environmental Monitoring and Research Applications
From $109.00
6in1 Digital Wifi Water Quality Tester PH/EC/TDS/SALT/G.S/Temp Meter Water Analyzer APP Online Remote Monitoring EU Plug
From $119.00
3in1 Soil PH Meter Soil Moisture Temperature PH Tester with Backlit LCD for Plants Dual Probe Digital Soil Meter ForLawn
From $23.95
TDS EC Meter Tester 4 in 1 Digital Water Quality Tester 0-9999 PPM Measurement Range Water Purity Temperature Meter
From $8.95
YY-400 Hydrogen Ion Concentration Water Quality Test Pen PH/ORP/H2 and TEM 4 in 1 Digital Drinki
From $54.00
Starlight-5-in-1 Electronic Ph Meter, Measure Ph And Tds And Ec Salinity And Temperature Water Quality Tester, Lcd Display And Reading Accuracy, For D
From $59.00
Digital TDS Meter for Water Testing - Portable pH and TDS Measurement Tool with Versatile Functionality
From $12.95
Testeur de conductivité ORP portable, stylo de test de qualité de l'eau avec écran LED pour aquarium
From $59.00
1 Piece - Digital PH Test Pen for Hydroponics 0.01 High Precision Pocket Size, 0-14 PH Measurement R
From $14.95
2026 Hot!! Ph Probe Ph Sensor Probe Ph Detection Tool Probe Value Detect Acquisition Monitoring
From $74.00
GuDoQi PH Meter TDS Meter Combo Pool Water Test Kit PH Tester Digital PPM Meter 0.01 Resolution TDS PH EC Temperature 4 in 1 Set for Drinking Water Hy
From $89.00
5 in 1 Digital Water Quality Tester Pen Salinity/PH/Temp/EC/TDS Meter for Drinking Water/Aquariums/Hydroponics/Pools,New 2026
From $39.95
5 In 1 Water Quality Multi-parameter Ph Ec Cf Tds(ppm) Temp Tester Meter Aquariums Hydroponics Pool Fish Tank Pond Drinking GreenZech
From $239.00
3 Key Water Quality Test Pen High-Precision Waterproof Tester for Drinking Water Quality
From $11.95
New all-in-one water quality test pen tds/ph meter/ec/temperature multifunctional foreign trade quality salinity meter
From $43.95
Water Quality Ph Chlorine Tester, Ph Tester Chlorine,ph Meter
From $29.95
PH Tester with Backlight Digital Water Quality Meter High Accuracy 5 in 1 PH TDS EC ORP Temperature Detector
From $64.00