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Blue pH Meters

Shop the best prices on 151 great value blue ph meters. Shopping for ph meters is easy with Fruugo, with SALE discounts, offers and savings on many brands. Buy ph meters online safely with Fruugo, with secure payment and fast shipping to Canada.

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1 - 32 of 151
Smart Soil pH Meters for Accurate Soil Acidity and Alkalinity Monitoring, Digital Display, Compact Design, Easy to Use
$21.95 Save $4.00 RRP: $25.95
TDS Meter Digital Water Quality Tester 0-9990PPM LCD Display Water Quality Testing Pen Alloy Electrode Probe
$14.95
Dual Water Quality Tester Online TDS/EC Meter -1
$38.95
Bluetooth 6-in-1 TDS Meter Digital Water Tester EC TDS SALT SG Temperature PH Meter Aquarium Water
$42.95
Blue Ph Value Test Pen, PH Tester 0.01 High-Precision Water Quality Tester, Measuring Range 0-14 PH
$20.95 Save $6.00 RRP: $26.95
Bluetooth 6-in-1 TDS Meter Digital Water Tester EC TDS SALT SG Temperature PH Meter Aquarium Water
$38.95 Save $7.00 RRP: $45.95
Dual Water Quality Tester Online TDS/EC Meter Input/Output Water Quality Monitor Water Fish Tank T
$42.95
Digital Meter PH-803W WIFI ORP/PH Meter Controller Online Water Quality Monitor AC230V 50/60Hz PH M
$199.00
Digital Meter PH-803W WIFI ORP/PH Meter Controller Online Water Quality Monitor AC230V 50/60Hz PH Measuring Tool EU Plug
$219.00 Save $90.00 RRP: $309.00
PH Tester Waterproof High Accuracy Meter for Water Hydroponics
$12.95 Save $12.00 RRP: $24.95
TDS Meter Digital Water Test,Electronic Water Tester with 0-9999 PPM Measurement Range for Househol
$10.95 Save $43.05 RRP: $54.00
Bluetooth 6-in-1 TDS Meter Digital Water Tester EC TDS SALT SG Temperature PH Meter Aquarium Water
$36.95 Save $37.05 RRP: $74.00
PH Meter Digital Pen 0.01 High Accuracy PH Level Tester Digital pH Pen Household Drinking Brewing Pool Aquarium Tool
$13.95 Save $24.00 RRP: $37.95
Dual Water Quality Tester Online TDS/EC Meter Input/Output Water Quality Monitor Water Fish Tank Test Pen -1
$54.00
6 in 1 Water Quality Detector PH EC TDS ORP Temperature Chlorine APP Display Swimming Pool Bluetoot
$89.00 Save $5.00 RRP: $94.00
Water PH Tester Digital PH Meter Automatic Calibration 0.01 Titanium Probe Water Quality Test Monitor Aquarium Pool A
$10.95
Soil Tester Soil Moisture Meter Soil Ph Tester Test Soil Fertility Suitable for Garden Lawn Care Greenhouse Plants Blue
$12.95 Save $4.00 RRP: $16.95
Soil Tester Soil Moisture Meter Soil Ph Tester Test Soil Fertility Suitable for Garden Lawn Care Greenhouse Plants Blue
$13.95 Save $9.00 RRP: $22.95
Digital Water Quality Tester 0.01 High Accuracy Compact Size PH Tester for Pools Aquariums Drinking Water
$10.95 Save $6.00 RRP: $16.95
Water PH Tester Digital PH Meter Automatic Calibration 0.01 Titanium Probe Water Quality Test Monito
$9.95 Save $2.00 RRP: $11.95
High Accuracy pH Meter 0.00-14.00 for Meat, Canning, Cheese, Dough, and Water Analysis
$74.00
Soil Tester Soil Moisture Meter Soil Ph Tester Test Soil Fertility Suitable for Garden Lawn Care Greenhouse Plants Blue
$13.95
5 In1 PH Meter with BT High Accuracy Measurement of PH/TDS/EC//Temp Water Testing Kit for Water Hydroponics Lab
$64.00
5 In1 PH Meter with BT High Accuracy Measurement of PH/TDS/EC//Temp Water Testing Kit for Water Hydroponics Lab
$74.00
Soil Tester Soil Moisture Meter Soil Ph Tester Test Soil Fertility Suitable for Garden Lawn Care Greenhouse Plants Blue
$14.95
TDS Meter Digital Water Quality Tester 0-9990PPM LCD Display Water Quality Testing Pen Alloy Electr
$13.95 Save $2.00 RRP: $15.95
Bluetooth 6-in-1 TDS Meter Digital Water Tester EC TDS SALT SG Temperature PH Meter Aquarium Water
$39.95 Save $7.00 RRP: $46.95
Ph Meter, 0.01 High Accuracy ATC Digital Tester for Water, Ph Pen with 0-14 Measurement Range for Household Drinking/Aquarium/Fish Tank/Swimming Pool/
$17.95 Save $41.05 RRP: $59.00
Food PH Meter 0.00-14.00PH High Accuracy Temp PH Tester Sensor Acidity Analyzer for Meat Canning Ch
$54.00 Save $15.00 RRP: $69.00
Blue Ph Value Test Pen, PH Tester 0.01 High-Precision Water Quality Tester, Measuring Range 0-14 PH
$22.95 Save $6.00 RRP: $28.95
TDS Meter Digital Water Quality Tester 0-9990PPM LCD Display Water Quality Testing Pen Alloy Electrode Probe
$15.95 Save $5.00 RRP: $20.95
TDS Meter Digital Water Quality Tester 0-9990PPM LCD Display Water Quality Testing Pen Alloy Electrode Probe
$13.95