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Shop the best prices on 6,836 great value ph meters. Shopping for ph meters is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Denuotop, Zhiyi and more. Buy ph meters online safely with Fruugo, with secure payment and fast shipping to Canada.

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385 - 416 of 3,200
TDS Sensor Module Water Quality Meter Board Liquid Conductivity Tester Measuring Tool
$16.95 Save $9.00 RRP: $25.95
PH EC Temperature Meter DC 6V High Accuracy Portable LCD Hydroponic Monitor Multifunctional TesterEU Plug 220V
$79.00 Save $50.00 RRP: $129.00
PH Tester Pen ABS High Accuracy Portable PH Meter with LCD Display for Bread Meat Fruit
$119.00 Save $60.00 RRP: $179.00
Water Quality Tester Accurate Digital Water Tester PH EC TDS SG TEMP 5 in 1 Water Test Meter for Hydroponics Aquariums AU Plug 230V
$79.00 Save $50.00 RRP: $129.00
EZ9909SP 5 in 1 Water Quality Test Pen Analyzer PH TDS EC SALT TEMP Meter for Aquarium
$44.95 Save $29.05 RRP: $74.00
PH-037 Waterproof Digital PH Meter Portable Water PH Tester for Drinking Water Aquarium Lab
$32.95 Save $21.05 RRP: $54.00
High Accuracy Mini PH Meter Acidity Meter Water Quality Tester Replaceable Probe for Aquarium Fish Tank SuppliesEU Plug 220V
$48.95 Save $30.05 RRP: $79.00
EC PH Monitor for Hydroponics, 6-in-1 Water Quality Tester with Wi-Fi, PH Meter Tester,Hydro Reserv
$109.00 Save $20.00 RRP: $129.00
5 in 1 Soil Meter MOIST/NUTR/PH/LIGHT/Temperature Meter Digital Monitor for House Plants Garden Lawn Farm White
$18.95 Save $9.00 RRP: $27.95
Portable Food Salinometer Home Led Salinity Meter Digital Foods Salt Meter Thermometer for Kitchen
$79.00 Save $50.00 RRP: $129.00
Portable Ph Meter High Precision Water Quality Pen Ph Detector unbrand
$69.00 Save $40.00 RRP: $109.00
Soil Detector Ph Tester Light Detector Humidity Moisture Tester Temperature Meter unbrand
$109.00 Save $50.00 RRP: $159.00
Er, Ity Meter And Ph Detector Measuring Ce Compatible With Horticulture Pot En unbrand
$139.00 Save $70.00 RRP: $209.00
Drinking Water Quality Tester, 6-In-1 TDS Meter Digital Water Tester TOC,,TDS,UV275,EC & Temp /Organic Contamination
$149.00 Save $80.00 RRP: $229.00
7 In 1 Ph/free Chlorine/orp/ec/tds/salt/temp Ph Meter Swimming Pool Salinity Tester Ip67 Waterproof
$94.00
Ph Sensor Electrode 0-14 Ph Controller Electrode Probe
$18.95 Save $1.00 RRP: $19.95
Mini Professional Online Ph Meter Water Quality Tester
$37.95
2-in-1 Soil Ph Meter Fertility Tester Ph Tester Soil Tester
$20.95
Ph Replacement Probe Aquarium Hydroponic Laboratory Electrode Ph Meter
$28.95
Professional Ph Tester Soil Moisture/ph/sunlight Intensity Testers
$42.95
Professional & Power-saving Ph-007t Pen-type Ph Meter High Precision
$31.95
Portable Oxidation Reduction Potential Industry And Experiment Analyzer
$36.95
Digital Ph Meter 4 In 1 Temperature Water Quality Monitor Tester
$79.00
Ph Meter Water Quality Tester Ph/cl2 Meter Cl2 Chlorine Tester
$46.95
Water Quality Tester 3 In 1 Temperature Water Quality Meter
$15.95
Professional COM-100 EC Analyzer TDS Meter Temp Tester Measurement
$109.00 Save $30.00 RRP: $139.00
Rechargeable 5 in 1 Salinity Meter PH Water Quality Tester
$51.95 Save $17.05 RRP: $69.00
5 in 1 TDS/EC/PH/Salinity/Temperature Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums
$34.95 Save $11.00 RRP: $45.95
PH Electrode Sensor Probe Factory Industry Laboratory Pool Water Analyzer PH Meter Tester PH Probe BNC Connector
$17.95 Save $5.00 RRP: $22.95
Linshang LS310 COD, TOC, UV275, TDS Meter Digital for Drinking Water
$74.00 Save $25.00 RRP: $99.00
3 in 1 Digital PH Meter for Water, TDS/PH/Temp Meter, Water Tester
$29.95 Save $9.00 RRP: $38.95
50pcs Chlorine Dip Test Strips Hot Tub Spa Swimming Pool Ph Tester Paper
$22.95 Save $21.00 RRP: $43.95