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Shop the best prices on 8,722 great value ph meters. Shopping for ph meters is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Gze, GreenZech and more. Buy ph meters online safely with Fruugo, with secure payment and fast shipping to Canada.

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609 - 640 of 3,200
Soil EC Tester Clear LCD High Accuracy Quick Response Small Portable Durable Soil Conductivity Teste
From $40.95
PH‑91A PH Electrode Probe BNC Connector PH Tester Probe for Aquarium Hydroponics Plant Pool
From $19.95
Tds Tester 3-in-1 Tds Ec & Temperature Meter Ultrahigh Accuracy Digital Water Quality Tds Tester (blue)
From $15.95
PH Meter, PH Meter 5 In 1 PH/TDS/EC/ORP/Temp Meter, Water Quality Monitor Tester for Swimming Pools, Hydroponics, Drinking Water, Aquariums
From $38.95
Portable Waterproof PH Test Pen Light Display Quick Measuring PH Meter For Indoor Use
From $49.95
PC-104 Water Quality Tester, Accurate and Easy to Read Portable pH Tester for Swimming Pools and Spas Chlorine
From $54.00
Water Quality Tester, ph Meter, Digital PH Meter PH Tester Water Quality Tester Temperature Function for Drinking Water, Hydroponics, Pools, Aquariums
From $27.95
Digital PH Meter, Portable Digital PH Tester Reader 0.01pH Resolution, Test with 0-14 pH Measuring Range with ATC for Drinking Water, Aquariums, Hydro
From $16.95
Pool and Spa Test Strips, 6 in 1 Water Quality Test on Chlorine/Free Chlorine/pH/Alkalinity/Cyanuric Acid/Liquid Hardness, General Chemistry Tester 50
From $15.95
Drill Bit Set LCD Display TDS EC Meter Digital TDS Tester 3 in 1 for Water Quality EC, Conductivity and Temperature Tester Pen Drinking Water Quality
From $15.95
Needle Soil pH Tester Sensor, Indoor Outdoor Gardening Acidity Monitoring Tool Kit, Suitable for Home Gardens, Farms and Lawns.
From $30.95
Water Quality Analyzer, Digital Chlorine And Ph Cl2 Tester For Swimming Pools, Spa Water Quality Analyzer With Probe For Home Size Swimming Pools Or S
From $74.00
T D S Water Tester Portable Gray Water Quality Tester Meter 3 Button Digital Display Water Quality TDS Test Pen for Aquarium
From $16.95
PH Meter Water Quality Monitor Online for Aquarium Water Quality Monitor Online PH Monitor Acidometer US Plug
From $40.95
PH Meter & Pool Salt Tester Digital 5-in-1 Salinity PH EC Temp TDS Meter, Water Tester for Pools Drinking Water
From $38.95
7 in 1 Water Quality Tester PH/TDS/EC/ORP/Salinity/S. G/TEMP High Accuracy Water Quality Test Pen IP67 Digital PH Meter
From $39.95
3PCS 3-in-1 TDS&PH Meter, PH Meter for Water, 0.01 High Precision Water Quality Digital PH Tester,for Drinking Water,Lab
From $22.95
Water Electrolyzer Quick Water Quality Tester Home Water Tester Measuring Tool Water Quality Meter US Plug
From $16.95
Waterproof Soil PH & Moisture Tester with Long Electrode Probe
From $30.95
PH Value Detection Sensor Module Monitoring Control Board BNC PH Electrode Probe for Arduino
From $29.95
2pcs 3 in 1 Soil Tester PH/Moisture/Temp Digital LCD Meter Heat-Resistant Metal Sensor Monitor for Flower Plants
From $45.95
ORP-169F Waterproof ORP Meter ORP Meter Water Quality Tester Test Tool ORP Tester
From $40.95
E-314 PH Electrode Sensor Probe, 0-14 PH Highly Accurate Probe with BNC Connector for Continuous Measurement of Liquids
From $42.95
Portable TDS Meter Water Quality Tester for Drinking Water, Aquariums, Pools, Hydroponics Temp & Purity Measurement Pen
From $24.95
8 in One Multifunction Soil Meter Digital Ph/EC/Light/Moisture/Fertility/Thermometer/Hygrometer Test for Gardening
From $64.00
Digital Ph Meter Aquarium Drinking Water Online PH Monitor Professional Accurate Water Quality Tester EU Plug
From $36.95
4-in-1 TDS Meter Digital Water Tester - Accurate, Reliable for Drinking Water, Aquariums
From $9.95
6in1 Digital Wifi Water Quality Tester PH/EC/TDS/SALT/G.S/Temp Meter Water Analyzer APP Online Remote Monitoring EU Plug
From $104.00
2X for UNO TDS Sensor Meter V1.0 Board Module Water Meter Filter Measuring Water Quality for Arduino Unor 3
From $13.95
4 in 1 Water Quality Tester Temp TDS EC PH Meter Conductivity Monitor Digital Analyzer for Swimming
From $249.00
PH Meter, Digital PH Tester PH Meter for Water, 0-14 PH Testing Range PH Pen, Water Testing Kits for
From $13.95
LS310 , TOC, UV275, TDS Meter Digital Water Tester for Drinking Water, Water
From $64.00