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Shop the best prices on 7,831 great value ph meters. Shopping for ph meters is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Fsu, GreenZech and more. Buy ph meters online safely with Fruugo, with secure payment and fast shipping to Canada.

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225 - 256 of 7,831
Rankomu Battery Activation Board, Quick Charging Battery Activation Plate Replacement for iOS 5G‑13 Pro for Max for Android
$45.95 Save $18.05 RRP: $64.00
4in1 Digital Water Tester SALT S.G. Temp Meter High Accuracy Water Quality Testing Pen Measurement Device for Drinking Water Swimming Pool Aquarium
$54.00 Save $15.00 RRP: $69.00
Salinity Tester, Small Lightweight Portable Easy Operation Quick Stable High Accuracy Salt Tester, Wide Application, for Pool
$49.00 Save $20.00 RRP: $69.00
TDS Water Quality Tester Portable Drinking Water Test Pen Accurate Water Monitor Detector
$25.95 Save $17.00 RRP: $42.95
EZ-9909 5 in 1 Function Water Quality Testing Meter PH Salinity TDS EC Tester with Backlight
$54.00 Save $20.00 RRP: $74.00
Water Quality Tester PH Meter PH Measurement Digital Display PH Tester Pen
$26.95 Save $15.00 RRP: $41.95
H4 TDS Meter Portable Household AntiCorrosion Total Dissolved Solids TDS Water Quality Test Pen
$17.95 Save $18.00 RRP: $35.95
4 in 1 Soil Tester Humidity Light pH Tester Nutrient Meter 90° Foldable Plant Cultivation Garden Tools for Potting Plant
$41.95 Save $17.05 RRP: $59.00
PH-03 Water Quality Test Pen High Accuracy PH Tester Water Quality Analyzer for Fish Tank
$64.00 Save $20.00 RRP: $84.00
Digital Soil Phosphorus Meter Soil Nutrient Tester Phosphorus Temperature Tester for Gardens Orchard
$199.00 Save $10.00 RRP: $209.00
5 in 1 Portable Digital PH/Salinity/Temp/TDS/EC Meter Multifunctional Water Quality Tester Detector
$54.00 Save $15.00 RRP: $69.00
Professional Laboratory Electrode Aquarium Hydroponic Laboratory ORP Electrode Probe BNC Controller Meter Connector
$42.95 Save $21.05 RRP: $64.00
ORP‑16937 Waterproof ORP Meter High Accuracy Portable Digital Water Tester for Tap Water Household Industrial Water
$74.00 Save $25.00 RRP: $99.00
OW9902 PH Test Pen MultiFunction Acidity Tester with Temperature Backlight EC Meter for Industry Swimming Pool
$74.00 Save $20.00 RRP: $94.00
2 in 1 Soil PH Fertility Analyzer Pointer Type Multifunction Soil Tester Portable Soil Microelement PH Meter for Greenhouse Garden Lawn Farm Orchard
$23.95 Save $18.00 RRP: $41.95
3 in 1 Water Quality Tester TDS EC Conductivity Temperature Meter for Household Water
$23.95 Save $18.00 RRP: $41.95
100 Pcs PH Test Strips 6 in 1 PH Chlorine Hardness Alkalinity Cyanuric Acid Litmus Test Paper for Pool Spa
$21.95 Save $18.00 RRP: $39.95
SMART SENSOR AR8012 Electronic Salinity Meter Portable Digital Salinity Meter with LCD Display
$74.00
Multifunctional Digital 3 in 1 Water Quality Tester Portable High Accurancy Water Quality Test Pen Water Quality Measurement Tool Water
$21.95 Save $15.00 RRP: $36.95
Water Quality Monitor with WIFI for PH TEMP EC Testing and Tuya APP Control 110V USA Plug
$159.00 Save $60.00 RRP: $219.00
6 in 1 Water Quality Tester for Aquarium - PH EC TDS SALT SG TEMP Water Meter
$64.00 Save $40.00 RRP: $104.00
Water Quality Tester Pen 7 in 1 for Hydroponics Aquariums Wine Spas Digital Meter for pH ORP TDS Temp EC Salinity
$89.00 Save $40.00 RRP: $129.00
0.01 Water Quality Tester PH Meter Portable Pen Type Acidity Meter Water PH Tester
$21.95 Save $21.00 RRP: $42.95
TDS/PH/Temperature PH Water Meter, Water Quality Digital PH Tester
$54.00 Save $5.00 RRP: $59.00
5-in-1 pH Meter with BT High Accuracy Measurement of pH/TDS/EC/CF/Temp Water Testing Kit for Home Drinking Water Hydroponics Lab Aquarium and More
$74.00 Save $20.00 RRP: $94.00
PH Meter Replacement Electrode Probe PH Water Tester Spare Part Probe Acidometer for Aquarium PH Me
$25.95 Save $38.05 RRP: $64.00
Home Sperm Observation Male Sperm Test Kit Accurate Observation
$8.95 Save $5.00 RRP: $13.95
Portable Ph Tester Digital Acidometer Ph Detection Pen Aquarium Pool Fish Tank Ph Meter Water Quali
$26.95 Save $15.00 RRP: $41.95
2 In 1 Water Quality Testing Device Pc-102 Ph Tester For Swimming Pool Spa Water Chlorine Tester Cl2 Measuring
$104.00
20 Pack PH Meter Buffer Solution Powder For Precise PH Meter
$8.95 Save $3.00 RRP: $11.95
PH Meter Calibration Solution ORP Tester,ORP 222mV
$9.95 Save $2.00 RRP: $11.95
Chlorine Testing Pen 5 in 1 Water Quality Tester CL2 TEMP PH H2 ORP Measuring for Aquarium Swimming
$34.95 Save $44.05 RRP: $79.00