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Shop the best prices on 7,351 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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161 - 192 of 3,200
TDS Tester LCD Digital Pen Water Quality Meter 0-9990 PPM for Tap Drinking Water Swimming Pools Aquariums
$20.95 Save $10.00 RRP: $30.95
6-in-1 Smart Pool Water Tester Bluetooth PH CL EC TDS ORP TEMP Meter with 1000 Records for Swimming Pool Aquarium Drinking Water
$149.00 Save $70.00 RRP: $219.00
Digital Water Quality Tester PH EC TDS Meter Pen for Aquarium Pool Household Drinking Water LCD Display 2.00-16.00 PH-2Pro
$32.95 Save $16.00 RRP: $48.95
2 Pack Soil Tester, 3-in-1 Plant Moisture Meter Light and PH Tester Garden Lawn Farm, Indoor and Outdoor Use, Soil Test Kit Acidity Water
$94.00 Save $45.00 RRP: $139.00
4 in 1 Digital pH Meter and Water Quality Tester with Backlit LCD for Drinking Water and Hydroponics
$69.00 Save $30.00 RRP: $99.00
TDS Tester Digital pH Meter 10In1 Water Quality Monitor EC TDS Salinity Thermometer MultiParameter Testing Meter
$89.00 Save $40.00 RRP: $129.00
TDS Meter For Aquarium And Hydroponics - Temperature Tester, pH 0-14, 0-19990 PPM, Automatic Calibration, Water Quality
$20.95 Save $10.00 RRP: $30.95
PH Replment Probe Aquarium Hydroponic Laboratory Electrode PH Meter Probe BNC Connector PH Meter Sensor
$35.95 Save $18.05 RRP: $54.00
HM DIGITAL AquaPro Water Quality Tester AP-2 EC and Temperature
$25.95 Save $2.00 RRP: $27.95
TDS Tester for Drinking Water - Portable PPM Meter with EC and Temperature Measurement for Aquariums and Swimming Pools
$20.95 Save $10.00 RRP: $30.95
Soil EC Meter with Accuracy Conductivity and Temperature Monitor for Hydroponics and Agriculture
$169.00 Save $80.00 RRP: $249.00
TDS Tester 2Pack Digital TDS Meter EC Tester LCD 09990 PPM TDS EC 0.014.0 pH Meter Water Purity Aquarium Filter
$42.95 Save $21.05 RRP: $64.00
PH Tester for Water Temperature and Salinity Meter Digital Saltwater Quality Tester for Aquarium Hydroponics Koi Pond Use
$64.00 Save $30.00 RRP: $94.00
Water Tester Bluetooth 7 In 1 pH TDS EC ORP Salinity SG Temp Meter Pen Type IP67 ATC For Hydroponics Aquarium
$159.00 Save $70.00 RRP: $229.00
TDS Tester Digital pH Meter Water Quality Test Pen 2.0016.00 For Swimming Pool Drinking Water Aquarium Laboratory
$32.95 Save $16.00 RRP: $48.95
Digital Water Quality Tester 3-in-1 EC TDS Temperature Pen for Hydroponics Aquariums Pools Drinking Water
$20.95 Save $10.00 RRP: $30.95
Water Ph Tester 7In1 pH TDS EC ORP Salinity SG Temperature Meter For Drinking Water And Aquariums
$69.00 Save $30.00 RRP: $99.00
Measures, Tds, Temperature Meter For Swimming Pools, Hydroponics, Aquariums, Digital Tds And Temperature Monitor
$79.00 Save $40.00 RRP: $119.00
Pack of 100 Pool Test Strips, 6 in 1 pH Tester for Spa Swimming Pool
$499.00 Save $250.00 RRP: $749.00
PH Tester for Swimming Pool, Spa, Aquaculture & Lab - Portable Large Screen Chlorine Water Quality Monitor Meter
$40.95 Save $23.05 RRP: $64.00
E201C Composite pH Electrode With Plastic Shell For Laboratory And Research Applications
$36.95 Save $22.05 RRP: $59.00
Digital pH Meter with Automatic Calibration for Acid and Alkalinity Testing in Lab or Desk Use
$219.00 Save $100.00 RRP: $319.00
Multifunctional pH Meter with Temperature Measurement, Protective Cover for Soil and Food Testing, Laboratory Use
$89.00 Save $50.00 RRP: $139.00
TDS Meter Digital Water Tester for Drinking Water, Accurate 09990ppm Readings, Home and Travel
$20.95 Save $10.00 RRP: $30.95
TDS Meter, Pen Type pH Meter, Portable Water Quality Tester, Acidity Meter for Aquarium, Farm, Pools, Drinking Water
$129.00 Save $60.00 RRP: $189.00
PH Meter 5-In-1 Digital Water Quality Tester TDS EC Salinity Temperature For Pools And Aquariums
$49.95 Save $24.05 RRP: $74.00
Digital Brix Refractometer For Beekeeping Honey Testing, 5892% Brix, 3843 Baume, 1227% Water, Sugar Meter
$59.00 Save $30.00 RRP: $89.00
5-in-1 TDS Meter Water Quality Tester with PH, EC, Salinity, Temperature for Aquariums, Pools and Drinking Water
$64.00 Save $30.00 RRP: $94.00
ZPSHYD 100 Pcs PH Test Strips, 6 in 1 PH Hardness Alkalinity Cyanuric Acid Litmus Test Paper with Two Storage Bottles for Pool Spa
$19.95 Save $18.00 RRP: $37.95
ZPSHYD 200Pcs PH Test Strips, 3 in 1 Alkalinity Hardness Detection Litmus Paper with 4 Bottles for Pool, Spa, Aquarium, Urine and Saliva Testing
$22.95 Save $18.00 RRP: $40.95
PH Electrode Probe,Rechargeable PH Controller Meter with Sensor BNC Connector for Laboratory School
$32.95 Save $18.00 RRP: $50.95
ZPSHYD 100Pcs PH Paper, PH0‑14 Professional Measurement Test Strips Accurate Universal for Cosmetics Drinking Water Soil 50PCE
$19.95 Save $18.00 RRP: $37.95