Shop aquarium ph meter

Sponsored
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$99.95
$112.45
PH-200 HM Digital Professional Grade Handheld Ph Meter
US Water Systems
11% off
$99.95
$112.45
PH-200 HM Digital Professional Grade Handheld Ph Meter
US Water Systems
$189.99
Kactoily Smart Aquarium Water Monitor, Salinity Ph ORP TDS EC Temp Multi-Parameter Tester For Freshwater Saltwater Fish Tanks Real-Time Alerts
Amazon.com
30
Free shipping
$189.99
Kactoily Smart Aquarium Water Monitor, Salinity Ph ORP TDS EC Temp Multi-Parameter Tester For Freshwater Saltwater Fish Tanks Real-Time Alerts
Amazon.com
30
$28.49
Aquarium Salt Tester -Pool Salt Tester, Versatile 5 In1 Salinity, PH, TDS, EC, And Temperature Meter, Digital Salinity Tester For Saltwater Aquarium,
Amazon.com
203
$28.49
Aquarium Salt Tester -Pool Salt Tester, Versatile 5 In1 Salinity, PH, TDS, EC, And Temperature Meter, Digital Salinity Tester For Saltwater Aquarium,
Amazon.com
203
$37.99
Pool Salt Tester & PH Meter, Hofun Digital Salinity Meter And PH Tester For Aquarium And Pool Saltwater Water, 5 in 1 Salinity PH Temp EC And TDS
Amazon.com
1K+
Free shipping
$37.99
Pool Salt Tester & PH Meter, Hofun Digital Salinity Meter And PH Tester For Aquarium And Pool Saltwater Water, 5 in 1 Salinity PH Temp EC And TDS
Amazon.com
1K+
$26.99
YINMIK Ph Salt Meter 5 in 1 Ph TDS EC Salinity Tester For Pool Spa Aquarium Hydroponic Saltwater Digital Ph And PPM Tester For Household Drinking
Amazon.com
137
$26.99
YINMIK Ph Salt Meter 5 in 1 Ph TDS EC Salinity Tester For Pool Spa Aquarium Hydroponic Saltwater Digital Ph And PPM Tester For Household Drinking
Amazon.com
137
$22.99
CIZTADA Ph Meter For Water 4 in 1 Ph EC TDS Temp Meter For Hydroponics PPM And EC Water Tester Digital Ph PPM Meter For Nutrients Growing Hydroponics
Amazon.com
157
$22.99
CIZTADA Ph Meter For Water 4 in 1 Ph EC TDS Temp Meter For Hydroponics PPM And EC Water Tester Digital Ph PPM Meter For Nutrients Growing Hydroponics
Amazon.com
157
$153.55
PCE Instruments PCE-PH20, Waterproof Aquarium Ph Meter With External Ph Electrode
Selectum
$153.55
PCE Instruments PCE-PH20, Waterproof Aquarium Ph Meter With External Ph Electrode
Selectum
$78.57
PCE Instruments PCE-PHM 12, Aquarium Ph Meter With Temperature Compensation Up To 50 Deg. C
Selectum
$78.57
PCE Instruments PCE-PHM 12, Aquarium Ph Meter With Temperature Compensation Up To 50 Deg. C
Selectum
$49.70
APERA INSTRUMENTS AI209 Value Series PH20 Waterproof Ph Tester Kit, ±0.1 Ph Accuracy
Amazon.com
8K+
Free shipping
$49.70
APERA INSTRUMENTS AI209 Value Series PH20 Waterproof Ph Tester Kit, ±0.1 Ph Accuracy
Amazon.com
8K+
$130.60
APERA INSTRUMENTS AI316 Premium Series PC60 5-In-1 Waterproof Ph/EC (Conductivity) /TDS (Ppm) /Salinity (Ppt) /Temp. Multi-Parameter Pocket Tester Kit
Amazon.com
1K+
Free shipping
$130.60
APERA INSTRUMENTS AI316 Premium Series PC60 5-In-1 Waterproof Ph/EC (Conductivity) /TDS (Ppm) /Salinity (Ppt) /Temp. Multi-Parameter Pocket Tester Kit
Amazon.com
1K+
$423.50
Traceable Calibrated Ph/ORP Meter | Cole-Parmer
Cole-Parmer
$423.50
Traceable Calibrated Ph/ORP Meter | Cole-Parmer
Cole-Parmer
$28.78
Digital PH TEMP Tester Meter Pen For Aquarium Pool Wine Water Laboratory Food
motorgenic.com
Free shipping
$28.78
Digital PH TEMP Tester Meter Pen For Aquarium Pool Wine Water Laboratory Food
motorgenic.com
Free shipping
$22.99
$24.99
UIUZMAR Ph EC Meter For Water Hydroponics PPM And Ph Meter For Nutrients Measure Ph PPM Conductivity Temperature DWC PH And EC PPM Water Tester For
Amazon.com
27
$22.99
$24.99
UIUZMAR Ph EC Meter For Water Hydroponics PPM And Ph Meter For Nutrients Measure Ph PPM Conductivity Temperature DWC PH And EC PPM Water Tester For
Amazon.com
27
$117.99
Chxin PH Meter,PH Meter,TDS&EC Temperature Meter, 4 in 1 PH Water Quality Tester With LCD Display Auto-Calibration Test For Swimming Pool, Aquarium, F
Walmart
Free shipping
$117.99
Chxin PH Meter,PH Meter,TDS&EC Temperature Meter, 4 in 1 PH Water Quality Tester With LCD Display Auto-Calibration Test For Swimming Pool, Aquarium, F
Walmart
Free shipping
$79.36
PCE Instruments PCE-PHM 12, Aquarium PH Meter 0 - 14 Ph
PrimeLabMed
$79.36
PCE Instruments PCE-PHM 12, Aquarium PH Meter 0 - 14 Ph
PrimeLabMed
$49.99
Onilab Digital Ph Meter,0.01Ph High Accuracy Pen Type Ph Tester Kit,Waterproof, Auto Temperature Compensation, Easy Calibration,Replaceable Probe
Amazon.com
31
Free shipping
$49.99
Onilab Digital Ph Meter,0.01Ph High Accuracy Pen Type Ph Tester Kit,Waterproof, Auto Temperature Compensation, Easy Calibration,Replaceable Probe
Amazon.com
31
$19.53
Esynic Digital Electric PH Meter LCD Tester Hydroponics Aquarium Pool Water Monitor Pocket Test Pen
Walmart
Free shipping
$19.53
Esynic Digital Electric PH Meter LCD Tester Hydroponics Aquarium Pool Water Monitor Pocket Test Pen
Walmart
Free shipping
$660.00
Environmental Express PC250 Waterproof Dual-Channel Ph, ORP, Conductivity, TDS, Resistivity, And Salinity Handheld Meter | Cole-Parmer
Cole-Parmer
$660.00
Environmental Express PC250 Waterproof Dual-Channel Ph, ORP, Conductivity, TDS, Resistivity, And Salinity Handheld Meter | Cole-Parmer
Cole-Parmer
$66.02
Ph-80 PH Meter 2 in 1 ATC Digital Water Quality Tester PH Temp Detector Water Test Pen For Pool Aquarium ,Plug-And-Play
Walmart
Free shipping
$66.02
Ph-80 PH Meter 2 in 1 ATC Digital Water Quality Tester PH Temp Detector Water Test Pen For Pool Aquarium ,Plug-And-Play
Walmart
Free shipping
$5.99
Ph Meter Digital Water Quality Tester, Testing Range 0.00-14.00 Ph Great For Household Drinking, Pool And Aquarium High Accuracy Pen.
Walmart
$5.99
Ph Meter Digital Water Quality Tester, Testing Range 0.00-14.00 Ph Great For Household Drinking, Pool And Aquarium High Accuracy Pen.
Walmart
$39.99
PH Meter & TDS Meter Digital Water Tester 5 in 1 Salinity Tester PH Temp EC And TDS Meter,PH Meter For Water With LCD Backlit,Water Testing Kits For
Amazon.com
41
Free shipping
$39.99
PH Meter & TDS Meter Digital Water Tester 5 in 1 Salinity Tester PH Temp EC And TDS Meter,PH Meter For Water With LCD Backlit,Water Testing Kits For
Amazon.com
41
$279.99
Bluelab Combo Meter For Ph, Temperature & Conductivity In Water - Easy Calibration, Digital EC/TDS/PPM Tester For Hydroponics & Indoor Plants (METCOM)
Amazon.com
949
Free shipping
$279.99
Bluelab Combo Meter For Ph, Temperature & Conductivity In Water - Easy Calibration, Digital EC/TDS/PPM Tester For Hydroponics & Indoor Plants (METCOM)
Amazon.com
949
$12.99
FZONE Aquatic CO2 Glass Drop Checker PH Momitor For Aquarium Plant Fish Tank Test CO2 Kit
Amazon.com
464
$12.99
FZONE Aquatic CO2 Glass Drop Checker PH Momitor For Aquarium Plant Fish Tank Test CO2 Kit
Amazon.com
464
$10.99
$13.99
Fluval Fresh Ph Low Range Fish Water Test Kit
Chewy.com
21% off
$10.99
$13.99
Fluval Fresh Ph Low Range Fish Water Test Kit
Chewy.com
$10.99
$13.99
Fluval Fresh & Salt Ph High Range Fish Water Test Kit
Chewy.com
21% off
$10.99
$13.99
Fluval Fresh & Salt Ph High Range Fish Water Test Kit
Chewy.com
$53.66
Ph-98105 PH Digital PH Meter High Precision PH Analyzer Tester ATC For Aquarium, Hydroponics, Laboratory ,Plug-And-Play
Walmart
Free shipping
$53.66
Ph-98105 PH Digital PH Meter High Precision PH Analyzer Tester ATC For Aquarium, Hydroponics, Laboratory ,Plug-And-Play
Walmart
Free shipping
$27.99
Ph Meter For Hydroponics PPM EC Meter For Plant Nutrients Simultaneous Measurement Of Ph Conductivity TDS Temperature For Reservoir Tank Water DWC
Amazon.com
179
$27.99
Ph Meter For Hydroponics PPM EC Meter For Plant Nutrients Simultaneous Measurement Of Ph Conductivity TDS Temperature For Reservoir Tank Water DWC
Amazon.com
179
$281.95
Extech OYSTER-15 Oyster Series Ph/Mv/Temperature Meter Kit
Amazon.com
Free shipping
$281.95
Extech OYSTER-15 Oyster Series Ph/Mv/Temperature Meter Kit
Amazon.com
Free shipping
$1,221.00
Environmental Express PC260 Waterproof Dual-Channel Ph, ORP, Conductivity, TDS, Resistivity, And Salinity Handheld Meter Kit | Cole-Parmer
Cole-Parmer
$1,221.00
Environmental Express PC260 Waterproof Dual-Channel Ph, ORP, Conductivity, TDS, Resistivity, And Salinity Handheld Meter Kit | Cole-Parmer
Cole-Parmer
$68.27
$89.65
Digital PH Meter,Backlight PH Meter 0.01 High Accuracy Water Quality Tester,PH Range Is 0-14,Suitable For Drinking Water Swimming Pool And Aquarium Water PH Tester Design,With ATC
jmpropiedades.com
Free shipping
23% off
$68.27
$89.65
Digital PH Meter,Backlight PH Meter 0.01 High Accuracy Water Quality Tester,PH Range Is 0-14,Suitable For Drinking Water Swimming Pool And Aquarium Water PH Tester Design,With ATC
jmpropiedades.com
Free shipping
$64.99
5-In-1 Digital Ph Meter With TDS /EC /Salinity /Temp
Giftgrovee
$64.99
5-In-1 Digital Ph Meter With TDS /EC /Salinity /Temp
Giftgrovee
$188.25
Milwaukee Ph Meter W/ATC
MoreBeer!
401
$188.25
Milwaukee Ph Meter W/ATC
MoreBeer!
401
$41.51
Digital PH EC TDS Meter 3 in 1 Water Quality Tester With Temperature Display For Aquarium Pool Hydroponics ,Plug-And-Play
Walmart
Free shipping
$41.51
Digital PH EC TDS Meter 3 in 1 Water Quality Tester With Temperature Display For Aquarium Pool Hydroponics ,Plug-And-Play
Walmart
Free shipping
$48.99
TEKCOPLUS Smart Aquarium Water Quality Monitor 7-In-1 Tester For Ph, Temp, TDS, EC, Salinity, SG ORP Wifi Tuya App Control Real-Time Alerts ATC Color Display Freshwater Saltwater Use
seumrs.com
$48.99
TEKCOPLUS Smart Aquarium Water Quality Monitor 7-In-1 Tester For Ph, Temp, TDS, EC, Salinity, SG ORP Wifi Tuya App Control Real-Time Alerts ATC Color Display Freshwater Saltwater Use
seumrs.com
$8.74
$10.92
Salifert Aquarium Ph Test Kit
Chewy.com
19% off
$8.74
$10.92
Salifert Aquarium Ph Test Kit
Chewy.com
$154.00
Extech PH110 Waterproof Exstik Ph Meter
Amazon.com
251
Free shipping
$154.00
Extech PH110 Waterproof Exstik Ph Meter
Amazon.com
251
Portable Laboratory pH Meter for Water 3 in 1 Digital pH ORP Pen for Aquarium Pool Pocket pH Tester
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YouTubeGeevah Trading
Yieryi WiFi Tuya Smart PH ORP TDS EC SALT S. G TEMP CF Monitor Meter Online Aquarium Water Quality
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Yieryi WiFi Tuya Smart PH ORP TDS EC SALT S. G TEMP CF Monitor M…
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YouTubeAliGang España
Smart WIFI Online Meter PH ORP Temp Aquarium Water Quality Tester Monitor Controller for Swimming P
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2025 4-in-1 TDS Meter – Test TDS, EC, pH & Temp in Seconds with Digital Accuracy
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Shop aquarium ph meter

Sponsored
About our ads
$99.95
$112.45
PH-200 HM Digital Professional Grade Handheld Ph Meter
US Water Systems
11% off
$99.95
$112.45
PH-200 HM Digital Professional Grade Handheld Ph Meter
US Water Systems
$189.99
Kactoily Smart Aquarium Water Monitor, Salinity Ph ORP TDS EC Temp Multi-Parameter Tester For Freshwater Saltwater Fish Tanks Real-Time Alerts
Amazon.com
30
Free shipping
$189.99
Kactoily Smart Aquarium Water Monitor, Salinity Ph ORP TDS EC Temp Multi-Parameter Tester For Freshwater Saltwater Fish Tanks Real-Time Alerts
Amazon.com
30
$28.49
Aquarium Salt Tester -Pool Salt Tester, Versatile 5 In1 Salinity, PH, TDS, EC, And Temperature Meter, Digital Salinity Tester For Saltwater Aquarium,
Amazon.com
203
$28.49
Aquarium Salt Tester -Pool Salt Tester, Versatile 5 In1 Salinity, PH, TDS, EC, And Temperature Meter, Digital Salinity Tester For Saltwater Aquarium,
Amazon.com
203
$37.99
Pool Salt Tester & PH Meter, Hofun Digital Salinity Meter And PH Tester For Aquarium And Pool Saltwater Water, 5 in 1 Salinity PH Temp EC And TDS
Amazon.com
1K+
Free shipping
$37.99
Pool Salt Tester & PH Meter, Hofun Digital Salinity Meter And PH Tester For Aquarium And Pool Saltwater Water, 5 in 1 Salinity PH Temp EC And TDS
Amazon.com
1K+
$26.99
YINMIK Ph Salt Meter 5 in 1 Ph TDS EC Salinity Tester For Pool Spa Aquarium Hydroponic Saltwater Digital Ph And PPM Tester For Household Drinking
Amazon.com
137
$26.99
YINMIK Ph Salt Meter 5 in 1 Ph TDS EC Salinity Tester For Pool Spa Aquarium Hydroponic Saltwater Digital Ph And PPM Tester For Household Drinking
Amazon.com
137
$22.99
CIZTADA Ph Meter For Water 4 in 1 Ph EC TDS Temp Meter For Hydroponics PPM And EC Water Tester Digital Ph PPM Meter For Nutrients Growing Hydroponics
Amazon.com
157
$22.99
CIZTADA Ph Meter For Water 4 in 1 Ph EC TDS Temp Meter For Hydroponics PPM And EC Water Tester Digital Ph PPM Meter For Nutrients Growing Hydroponics
Amazon.com
157
$153.55
PCE Instruments PCE-PH20, Waterproof Aquarium Ph Meter With External Ph Electrode
Selectum
$153.55
PCE Instruments PCE-PH20, Waterproof Aquarium Ph Meter With External Ph Electrode
Selectum
$78.57
PCE Instruments PCE-PHM 12, Aquarium Ph Meter With Temperature Compensation Up To 50 Deg. C
Selectum
$78.57
PCE Instruments PCE-PHM 12, Aquarium Ph Meter With Temperature Compensation Up To 50 Deg. C
Selectum
$49.70
APERA INSTRUMENTS AI209 Value Series PH20 Waterproof Ph Tester Kit, ±0.1 Ph Accuracy
Amazon.com
8K+
Free shipping
$49.70
APERA INSTRUMENTS AI209 Value Series PH20 Waterproof Ph Tester Kit, ±0.1 Ph Accuracy
Amazon.com
8K+
$130.60
APERA INSTRUMENTS AI316 Premium Series PC60 5-In-1 Waterproof Ph/EC (Conductivity) /TDS (Ppm) /Salinity (Ppt) /Temp. Multi-Parameter Pocket Tester Kit
Amazon.com
1K+
Free shipping
$130.60
APERA INSTRUMENTS AI316 Premium Series PC60 5-In-1 Waterproof Ph/EC (Conductivity) /TDS (Ppm) /Salinity (Ppt) /Temp. Multi-Parameter Pocket Tester Kit
Amazon.com
1K+
$423.50
Traceable Calibrated Ph/ORP Meter | Cole-Parmer
Cole-Parmer
$423.50
Traceable Calibrated Ph/ORP Meter | Cole-Parmer
Cole-Parmer
$28.78
Digital PH TEMP Tester Meter Pen For Aquarium Pool Wine Water Laboratory Food
motorgenic.com
Free shipping
$28.78
Digital PH TEMP Tester Meter Pen For Aquarium Pool Wine Water Laboratory Food
motorgenic.com
Free shipping
$22.99
$24.99
UIUZMAR Ph EC Meter For Water Hydroponics PPM And Ph Meter For Nutrients Measure Ph PPM Conductivity Temperature DWC PH And EC PPM Water Tester For
Amazon.com
27
$22.99
$24.99
UIUZMAR Ph EC Meter For Water Hydroponics PPM And Ph Meter For Nutrients Measure Ph PPM Conductivity Temperature DWC PH And EC PPM Water Tester For
Amazon.com
27
$117.99
Chxin PH Meter,PH Meter,TDS&EC Temperature Meter, 4 in 1 PH Water Quality Tester With LCD Display Auto-Calibration Test For Swimming Pool, Aquarium, F
Walmart
Free shipping
$117.99
Chxin PH Meter,PH Meter,TDS&EC Temperature Meter, 4 in 1 PH Water Quality Tester With LCD Display Auto-Calibration Test For Swimming Pool, Aquarium, F
Walmart
Free shipping
$79.36
PCE Instruments PCE-PHM 12, Aquarium PH Meter 0 - 14 Ph
PrimeLabMed
$79.36
PCE Instruments PCE-PHM 12, Aquarium PH Meter 0 - 14 Ph
PrimeLabMed
$49.99
Onilab Digital Ph Meter,0.01Ph High Accuracy Pen Type Ph Tester Kit,Waterproof, Auto Temperature Compensation, Easy Calibration,Replaceable Probe
Amazon.com
31
Free shipping
$49.99
Onilab Digital Ph Meter,0.01Ph High Accuracy Pen Type Ph Tester Kit,Waterproof, Auto Temperature Compensation, Easy Calibration,Replaceable Probe
Amazon.com
31
$19.53
Esynic Digital Electric PH Meter LCD Tester Hydroponics Aquarium Pool Water Monitor Pocket Test Pen
Walmart
Free shipping
$19.53
Esynic Digital Electric PH Meter LCD Tester Hydroponics Aquarium Pool Water Monitor Pocket Test Pen
Walmart
Free shipping
$660.00
Environmental Express PC250 Waterproof Dual-Channel Ph, ORP, Conductivity, TDS, Resistivity, And Salinity Handheld Meter | Cole-Parmer
Cole-Parmer
$660.00
Environmental Express PC250 Waterproof Dual-Channel Ph, ORP, Conductivity, TDS, Resistivity, And Salinity Handheld Meter | Cole-Parmer
Cole-Parmer