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Shop the best prices on 9,082 great value ph meters. Shopping for ph meters is easy with Fruugo, with SALE discounts, offers and savings on Fsu, Viewleaf, GreenZech and more. Buy ph meters online safely with Fruugo, with secure payment and fast shipping to Canada.

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97 - 128 of 9,082
2 In 1 Ph Chlorine Meter Tester Pc-102 Ph Tester Chlorine Water Quality Testing Device Cl2 Measuring For Pool Aquarium
$59.00
4 in 1 Water Quality Tester PH TDS EC Temperature Detection Sensitive Precise Water Quality Monitor with HD Screen
$41.95 Save $27.05 RRP: $69.00
Electric Current Meter 1 Phase 2 Wire Current Tester Monitor Ammeter AC 220V 0‑100A
$17.95 Save $27.00 RRP: $44.95
Professional Laboratory Electrode Aquarium Hydroponic Laboratory ORP Electrode Probe BNC Controller Meter Connector
$34.95 Save $10.00 RRP: $44.95
Professional Laboratory Electrode Aquarium Hydroponic Laboratory pH Electrode Probe BNC Controller Meter Connector
$28.95 Save $9.00 RRP: $37.95
3 in 1 LCD Digital Display Soil PH Tester Soil Moisture/Temp/PH Testers Garden Planting Soil Detector Soil Temperature Test Tool Soil Detect Device
$30.95 Save $10.00 RRP: $40.95
7 in 1 PH/TDS//ORP/Salinity /S.G/Temperature Meter C-600 Water Quality Tester for Drinking Water, A
$30.95 Save $38.05 RRP: $69.00
Alcohol Meter For Moonshine 0~80%v/v Refractometer Alcohol Tester Atc Handheld
$74.00 Save $25.00 RRP: $99.00
Blue ph value test pen, PH tester
$16.95
TDS Tester LCD Online Water Quality Meter 0-9990PPM Detection
$32.95 Save $20.00 RRP: $52.95
Digital 5-in-1 Water Meter PH, TDS, EC, Salinity%, and Temp
$38.95 Save $12.00 RRP: $50.95
Water Quality Test Pen EZ9909PH/Salinity/Temperature/ TDS / EC Five-in-One Test Pen Water Quality Detector PH Test Pen
$29.95 Save $23.00 RRP: $52.95
PHB-4 Handheld PH Meter Portable Digital PH Tester 0.01 Accuracy with Temperature Sensor for Water Lab Pool
$199.00 Save $150.00 RRP: $349.00
2 in 1 ORP H2 Temperature PH Meter Hydrogen-Rich Test Pen Water Quality Purity Detector Analyzer for Aquarium Pool
$26.95 Save $21.00 RRP: $47.95
Seven in One Water Quality Tester ORP PH Salinity Tester for Swimming Pool Water Quality Testing Remote App Control
$199.00 Save $160.00 RRP: $359.00
4 in 1 YY-400 PH/ORP/H2&TEM Meter Digital Hydrogen Ion Concentration Tester for Aquarium, Swimming
$29.95 Save $6.00 RRP: $35.95
ORP-169F Waterproof ORP Meter High Quality ORP Meter Water Quality Tester Test Tool ORP Tester
$38.95 Save $7.00 RRP: $45.95
Professional Laboratory Electrode Aquarium Hydroponic Spare Laboratory PH Electrode Probe BNC Controller Meter Connector
$21.95
Professional Ph Tester, Automatic Calibration Function and 0.00-14.00 Measuring Range for Water Portable Aquarium Hydroponics Swimming Pool Measuring
$29.95 Save $14.00 RRP: $43.95
PH-mètre à affichage numérique, faible erreur, plage de mesure de 0,0 à 14,0 pH, stylo ABS pour aquariums, laboratoire, jaune et noir
$24.95 Save $7.00 RRP: $31.95
Testeur de pH-mètre pour piscine hydroponique, outil de test numérique portable
$19.95 Save $6.00 RRP: $25.95
Sonde de pH étanche, mesure précise, réponse rapide, électrode de pH pour prises BNC Q9, 1,2 m
$29.95 Save $9.00 RRP: $38.95
Testeur de qualité de l'eau, stylo de test, compteur TDS numérique professionnel, testeur de température de l'eau
$22.95 Save $6.00 RRP: $28.95
Mini testeur de qualité de l'eau 5 en 1, testeur de pH, EC, sel, température, sans fil, Wi-Fi, pour Tuya, prise AU 230 V
$99.00 Save $30.00 RRP: $129.00
Module de détection de valeur de pH Capteur de détection de liquide Composant de contrôle de surveillance de l'eau du sol
$25.95 Save $8.00 RRP: $33.95
Mini testeur de qualité de l'eau numérique portable (0,0 à 14,0 pH) pour piscine et aquarium
$59.00 Save $15.00 RRP: $74.00
Stylo testeur de pH ABS, pH-mètre portable haute précision avec écran LCD pour pain, viande, fruits
$139.00 Save $40.00 RRP: $179.00
Testeur de qualité de l'eau numérique 3 en 1 portable de haute précision, type stylo, PH/EC/TEMP
$39.95 Save $12.00 RRP: $51.95
Mini testeur de qualité de l'eau portable avec moniteur de pH
$59.00 Save $15.00 RRP: $74.00
Testeur de pH Redox, indicateur de potentiel de réduction mural, moniteur de qualité de l'eau
$109.00 Save $30.00 RRP: $139.00
PH-037 Testeur de pH numérique étanche et portable pour eau potable, aquarium, laboratoire
$39.95 Save $12.00 RRP: $51.95
Testeur de qualité de l'eau 6 en 1, DCO, température, COT, conductivité, TDS, UV275, moniteur de compteur d'eau pour aquarium
$89.00 Save $30.00 RRP: $119.00