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Shop the best prices on 729 great value ph meters. Shopping for ph meters is easy with Fruugo, with SALE discounts, offers and savings on Dornbracht and Zerowater. Buy ph meters online safely with Fruugo, with secure payment and fast shipping to United States.

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193 - 224 of 729
pH Tester Digital Water Quality Meter for Pools and Spas, Chlorine and pH Testing PC102B CL2, Accurate Readings
$74.00 Save $35.00 RRP: $109.00
Digital TDS Water Tester for Accurate PPM Measurement, Portable Hydroponics & Aquarium Tool with Easy-to-Read LCD Display
$14.95 Save $7.00 RRP: $21.95
Ph Tester Digital for Pool and Drinking Water, 5 in 1 Salinity, pH, Temperature, EC, TDS Meter, High Accuracy Salt Tester
$74.00 Save $20.00 RRP: $94.00
15 Pieces pH Calibration Powder pH Professional Calibration Solution for pH Tester Portable Easy to Mix with Distilled Water
$26.95 Save $13.00 RRP: $39.95
Multifunction Water Tester for High Accuracy Drinking Water and Marine Analysis Meter with Digital Display and Compact Design
$38.95 Save $20.05 RRP: $59.00
TDS Water Tester Digital EC Temperature Meter 0-9999 PPM Portable Device for Swimming Pools and Aquariums
$14.95 Save $7.00 RRP: $21.95
3in1 PH Tester TDS EC Temperature Meter Digital LCD Water Testing Pen Blue Purity Water Quality Monitor
$15.95 Save $8.00 RRP: $23.95
8IN1 Digital Water Quality PH Test Pen TDS EC PH ORP Temp Meter Hydrogen Rich Drinking Water Tester
$37.95 Save $21.05 RRP: $59.00
Water Quality Tester TDS EC Temperature Meter Accurate Device for PPM Measurement, Portable Tool for Home Hydroponics Aquariums
$14.95 Save $7.00 RRP: $21.95
TDS Meter,Digital TDS EC Temperature Tester 09999PPm Professional Device for Swimming Pools, Portable Tool for Accurate Measurement
$15.95 Save $8.00 RRP: $23.95
TDS EC Tester Meter, 3-in-1 Digital Water Quality Tester for Drinking Water, Aquariums, Hydroponics, Pools, Spas
$14.95 Save $7.00 RRP: $21.95
7 in1 Water Quality Tester Lab pH Meter Salt Tester Accuracy Multi Parameter
$54.00 Save $30.00 RRP: $84.00
H2/TEMP Meter 0-2400 Ppb Digital Hydrogen Ion Water Quality Monitor YY-400H with ATC for Aquariums and Laboratories
$42.95 Save $21.05 RRP: $64.00
Pack of 4 Water Quality Tester pH Meter for Aquariums Pool Digital pH Meter
$109.00 Save $50.00 RRP: $159.00
TDS Tester EC Temperature Meter Portable Digital TDS/EC PPM, Handheld ABS Plastic for Aquariums and Pools
$14.95 Save $7.00 RRP: $21.95
PC102 2-In-1 pH Chlorine Meter Tester Plastic Body For Pool And Aquarium Water Quality Testing CL2
$29.95 Save $14.00 RRP: $43.95
pH Meter 2 In 1 pH And Temperature Meter With Backlit 014 pH Range For Nutrients Hydroponics Indoor Aquarium
$45.95 Save $23.05 RRP: $69.00
Desktop Laboratory pH Meter Auto Calibrating Acidity and Alkalinity Tester for Environment
$209.00 Save $100.00 RRP: $309.00
Water Tester Digital Meter Waterproof Water Quality Tester 0 To 1999 mV Bipolar For Aquarium And Swimming Pool
$39.95 Save $19.05 RRP: $59.00
PH Tester Digital Salinity Meter 5-In-1 PH EC TDS Temp Meter For Pool Salt Water Drinking Water
$39.95 Save $19.05 RRP: $59.00
portable swimming pool pH tester digital tester for pool water quality
$25.95 Save $13.00 RRP: $38.95
pool pH meter pool maintenance detector water detection device ABS Ref: 9360
$34.95 Save $19.05 RRP: $54.00
Food Liquid Salinity Tester Meter For Wild Survival, Water Salinity Testing, Salimeter For Food Applications
$20.95 Save $10.00 RRP: $30.95
Soil pH and Humidity Tester Digital Handheld 2In1 for Indoor and Outdoor Plant Care Accurate Readings
$23.95 Save $11.00 RRP: $34.95
5 In 1 Water Quality Tester Digital pH Meter EC TDS Temp Bluetooth For Pool And Hydroponics
$49.00 Save $25.00 RRP: $74.00
5 In 1 Water Quality Tester PH EC TDS Temp BT Multifunction Water Meter Digital pH Meter For Pool And Hydroponics
$54.00 Save $25.00 RRP: $79.00
Durabled TDS Tester 45g Digital Water Quality Meter ABS Portable PPM Tool 5.98 X 1.18 In For Aquarium Hydroponics
$15.95 Save $8.00 RRP: $23.95
Water Quality Test Pen EC pH Meter TDS Salinity Multi Parameter Water Quality Tester Voice Model
$49.00 Save $25.00 RRP: $74.00
PH Meter 7 In 1 Water Tester With Temp TDS CF RH EC ORP Tuya Smart WiFi Online Monitor For Aquarium Hydroponics Pool
$119.00 Save $60.00 RRP: $179.00
Ph Meter Desktop MultiParameter pH/Temp Meter, Automatic Calibration, 2In1 pH Tester, Water Quality Analyzer
$119.00 Save $50.00 RRP: $169.00
Soil pH Tester and Moisture Meter Dual-Function Compact Handheld for Garden and Plant Health Monitoring
$21.95 Save $11.00 RRP: $32.95
Refractometer 032% Brix Handheld Beer Sugar Meter ATC Optical Tester Model A
$41.95 Save $22.05 RRP: $64.00