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$102.00
COM-300: Waterproof Professional Series Ph/EC/TDS/Temp Meter Single
Fresh Water Systems
35
$102.00
COM-300: Waterproof Professional Series Ph/EC/TDS/Temp Meter Single
Fresh Water Systems
$116.50
COM-360: Waterproof Professional Series Ph/EC/TDS/Temp Meter - Single
Fresh Water Systems
$116.50
COM-360: Waterproof Professional Series Ph/EC/TDS/Temp Meter - Single
Fresh Water Systems
$249.00
YSI Ph/EC1030A - Ph/Condysiph/Ec1030auctivity/TDS/Temperature Pen Tester | Tequipment
TEquipment
$249.00
YSI Ph/EC1030A - Ph/Condysiph/Ec1030auctivity/TDS/Temperature Pen Tester | Tequipment
TEquipment
$246.50
$343.30
Oakton Instruments 35634-34 PCTS Tester 30 (Ph, Cond, TDS, Sal Tester)
Test Equipment Depot
28% off
$246.50
$343.30
Oakton Instruments 35634-34 PCTS Tester 30 (Ph, Cond, TDS, Sal Tester)
Test Equipment Depot
$226.26
HM Digital Hydromaster Continuous Ph/EC/Tds/Temperature Monitor
Fresh Water Systems
6
$226.26
HM Digital Hydromaster Continuous Ph/EC/Tds/Temperature Monitor
Fresh Water Systems
$167.00
YSI Ph10a Ph Temperature Pen Tester | Tequipment
TEquipment
$167.00
YSI Ph10a Ph Temperature Pen Tester | Tequipment
TEquipment
$210.00
Hach Pocket Pro Ph Tester, Ph Meter For Water Analysis Ph & Temp Testing, Large LCD Screen, Replaceable Batteries, Built-In Diagnostics, 9531000
Amazon.com
Free shipping
$210.00
Hach Pocket Pro Ph Tester, Ph Meter For Water Analysis Ph & Temp Testing, Large LCD Screen, Replaceable Batteries, Built-In Diagnostics, 9531000
Amazon.com
$230.49
Oakton Pocket Ph Tester: 0 Ph To 14 Ph, +/-0.01 Ph, 0.01 Ph Ph Resolution, 3 Calibration Points, Ph Model: WD-35634-14
Grainger
$230.49
Oakton Pocket Ph Tester: 0 Ph To 14 Ph, +/-0.01 Ph, 0.01 Ph Ph Resolution, 3 Calibration Points, Ph Model: WD-35634-14
Grainger
$15.00
TDS Meter - Third Wave Water
Third Wave Water
$15.00
TDS Meter - Third Wave Water
Third Wave Water
$49.99
$54.99
Tilswall Digital Water Tester 5-In-1 PH Meter & TDS Meter
Tilswall US
$49.99
$54.99
Tilswall Digital Water Tester 5-In-1 PH Meter & TDS Meter
Tilswall US
$72.99
$85.99
Tilswall Wireless Water Tester App Sync - PH, TDS, Temp
Tilswall US
15% off
$72.99
$85.99
Tilswall Wireless Water Tester App Sync - PH, TDS, Temp
Tilswall US
$176.60
$216.00
Thermo Scientific ELITEPCTS - Ph, Conductivity, TDS, Salinity Pocket Tester | Tequipment
TEquipment
18% off
$176.60
$216.00
Thermo Scientific ELITEPCTS - Ph, Conductivity, TDS, Salinity Pocket Tester | Tequipment
TEquipment
$315.11
$334.80
Oakton WD-35634-35 Pctstestr 50 Ph/Cond/TDS/Salinity Pocket Tester
Test Equipment Depot
$315.11
$334.80
Oakton WD-35634-35 Pctstestr 50 Ph/Cond/TDS/Salinity Pocket Tester
Test Equipment Depot
$332.23
Oakton Pocket Multiparameter Meter: Conductivity/Ph/Salinity/Temp/Total Dissolved Solids Model: 3563460
Grainger
$332.23
Oakton Pocket Multiparameter Meter: Conductivity/Ph/Salinity/Temp/Total Dissolved Solids Model: 3563460
Grainger
$315.88
Extech Pocket Multiparameter Meter: Conductivity/Ph/Salinity/Temp/Total Dissolved Solids Model: EC500
Grainger
430
$315.88
Extech Pocket Multiparameter Meter: Conductivity/Ph/Salinity/Temp/Total Dissolved Solids Model: EC500
Grainger
$58.99
7-In-1 TDS Water Tester 0.01 High Accuracy Digital Ph Meter PH/ TDS/ EC/ Salinity/ Temperature Tester PPM Water Tester For Drinking Water Hydroponics
LightInTheBox
$58.99
7-In-1 TDS Water Tester 0.01 High Accuracy Digital Ph Meter PH/ TDS/ EC/ Salinity/ Temperature Tester PPM Water Tester For Drinking Water Hydroponics
LightInTheBox
$39.95
HM Digital COM-80 EC/TDS Hydrotester
Cannon Water Technology
$39.95
HM Digital COM-80 EC/TDS Hydrotester
Cannon Water Technology
$136.52
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
995
Free shipping
$136.52
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
$130.95
$189.00
OHAUS ST20M-B Ph, Conductivity, Temp, TDS Water Analysis Pen Meter
Test Equipment Depot
30% off
$130.95
$189.00
OHAUS ST20M-B Ph, Conductivity, Temp, TDS Water Analysis Pen Meter
Test Equipment Depot
$95.99
$105.99
Tilswall 8-In-1 Water Quality Tester - Ph, ORP, EC, TDS, Salt, S.G, CF, Temp
Tilswall US
$95.99
$105.99
Tilswall 8-In-1 Water Quality Tester - Ph, ORP, EC, TDS, Salt, S.G, CF, Temp
Tilswall US
$187.41
Apera Instruments AI3719, Zentest Smart Pocket Ph / Conductivity / TDS / Salinity / Resistivity Test
Selectum
$187.41
Apera Instruments AI3719, Zentest Smart Pocket Ph / Conductivity / TDS / Salinity / Resistivity Test
Selectum
$34.78
4In1 PH/TDS/EC/Temperature Digital Meter Pen Water Quality Analysis Tester
motorgenic.com
Free shipping
$34.78
4In1 PH/TDS/EC/Temperature Digital Meter Pen Water Quality Analysis Tester
motorgenic.com
$225.00
Hanna Instruments HI 98130 Waterproof Ph/Conductivity/TDS Tester With ATC, High Range
Amazon.com
62
Free shipping
$225.00
Hanna Instruments HI 98130 Waterproof Ph/Conductivity/TDS Tester With ATC, High Range
Amazon.com
$111.44
4 in 1 Ph Temp Tds Rh Water Quality Tester Monitor Ph Meter
eBay
$111.44
4 in 1 Ph Temp Tds Rh Water Quality Tester Monitor Ph Meter
eBay
$21.34
Vivosun Digital Ph And Tds Meter Kits, 0.01Ph High Accuracy Pen Type
eBay
22
Free shipping
$21.34
Vivosun Digital Ph And Tds Meter Kits, 0.01Ph High Accuracy Pen Type
eBay
$219.78
PCE Instruments PCE-PH 30, 6 in 1 Ph Meter For Determining The Ph Value Redox Conductivity TDS Salin
Selectum
$219.78
PCE Instruments PCE-PH 30, 6 in 1 Ph Meter For Determining The Ph Value Redox Conductivity TDS Salin
Selectum
$30.78
4In1 PH/TDS/EC/Temperature Meter Digital Water Quality Monitor Tester Test Tool
www.madhornets.com
$30.78
4In1 PH/TDS/EC/Temperature Meter Digital Water Quality Monitor Tester Test Tool
www.madhornets.com
$9.99
Upgraded Ph Tds Meter Combo Water Tester Kits For Drinking Water
eBay
Free shipping
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Upgraded Ph Tds Meter Combo Water Tester Kits For Drinking Water
eBay
$259.95
Hanna Groline Waterproof Pocket Ph/EC/TDS/Temp Tester
Hydrobuilder
$259.95
Hanna Groline Waterproof Pocket Ph/EC/TDS/Temp Tester
Hydrobuilder
$19.99
Musicozy Ph Meter For Water, 5 in 1 Ph Temp EC TDS Meter For Hydroponics PPM Water Tester Digital, Ph Tester Digital With Atc, TDS Ph Meter For Water,
Walmart
$19.99
Musicozy Ph Meter For Water, 5 in 1 Ph Temp EC TDS Meter For Hydroponics PPM Water Tester Digital, Ph Tester Digital With Atc, TDS Ph Meter For Water,
Walmart
$29.99
Digital Ph And TDS Meter Kits, 0.01Ph High Accuracy Pen Type Ph Meter ± 2% Readout Accuracy 3-In-1 TDS EC Temperature Meter For Hydroponics, Pool And
VXB.com
Free shipping
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Digital Ph And TDS Meter Kits, 0.01Ph High Accuracy Pen Type Ph Meter ± 2% Readout Accuracy 3-In-1 TDS EC Temperature Meter For Hydroponics, Pool And
VXB.com
$9.98
$15.43
Youpin High Accuracy TDS Meter Digital Water Tester PH Meter Tester 0-4990Ppm TDS LCD Water Purity
Aliexpress
Free shipping
35% off
$9.98
$15.43
Youpin High Accuracy TDS Meter Digital Water Tester PH Meter Tester 0-4990Ppm TDS LCD Water Purity
Aliexpress
$28.99
6-In-1 Water Quality Tester Pen - Measure Ph, TDS, EC, Salt, S.G, And Temperature
Evalm
$28.99
6-In-1 Water Quality Tester Pen - Measure Ph, TDS, EC, Salt, S.G, And Temperature
Evalm
$204.99
EXTECH PH/TDS/Cond/Salinity Pen, EC500
Zoro.com
430
$204.99
EXTECH PH/TDS/Cond/Salinity Pen, EC500
Zoro.com
$20.29
Vivosun Ph & TDS Combo Meter - High Accuracy Testing Tools
Hydrobuilder
$20.29
Vivosun Ph & TDS Combo Meter - High Accuracy Testing Tools
Hydrobuilder
$37.99
5-In-1 Digital Water Quality Tester High Precision Ph Tds Ec Salinity Temperature Measurement With Led Display Easy To Clean For Fish Tanks And Ponds
LightInTheBox
$37.99
5-In-1 Digital Water Quality Tester High Precision Ph Tds Ec Salinity Temperature Measurement With Led Display Easy To Clean For Fish Tanks And Ponds
LightInTheBox
How to use TDS and EC tester #2021
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YouTubeTools Indicator
7 in 1 PH/TDS/EC/ORP/S.G/Salinity/Temperature Multi-Parameter Pocket Water Quality Tester
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YouTubeLABWAN
WQM-303 Pentype Multi-Paramater 5-in-1 Water Quality Tester (pH / TDS / EC / Temp / Salinity)
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Vivosun pH + TDS Meter Review - How to Calibrate Digital PH Meter
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Garvee PH and TDS Meter Digital Water Tester 4 in 1 Garvee
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Shop tester ph tds

Sponsored
About our ads
$102.00
COM-300: Waterproof Professional Series Ph/EC/TDS/Temp Meter Single
Fresh Water Systems
35
$102.00
COM-300: Waterproof Professional Series Ph/EC/TDS/Temp Meter Single
Fresh Water Systems
$116.50
COM-360: Waterproof Professional Series Ph/EC/TDS/Temp Meter - Single
Fresh Water Systems
$116.50
COM-360: Waterproof Professional Series Ph/EC/TDS/Temp Meter - Single
Fresh Water Systems
$249.00
YSI Ph/EC1030A - Ph/Condysiph/Ec1030auctivity/TDS/Temperature Pen Tester | Tequipment
TEquipment
$249.00
YSI Ph/EC1030A - Ph/Condysiph/Ec1030auctivity/TDS/Temperature Pen Tester | Tequipment
TEquipment
$246.50
$343.30
Oakton Instruments 35634-34 PCTS Tester 30 (Ph, Cond, TDS, Sal Tester)
Test Equipment Depot
28% off
$246.50
$343.30
Oakton Instruments 35634-34 PCTS Tester 30 (Ph, Cond, TDS, Sal Tester)
Test Equipment Depot
$226.26
HM Digital Hydromaster Continuous Ph/EC/Tds/Temperature Monitor
Fresh Water Systems
6
$226.26
HM Digital Hydromaster Continuous Ph/EC/Tds/Temperature Monitor
Fresh Water Systems
$167.00
YSI Ph10a Ph Temperature Pen Tester | Tequipment
TEquipment
$167.00
YSI Ph10a Ph Temperature Pen Tester | Tequipment
TEquipment
$210.00
Hach Pocket Pro Ph Tester, Ph Meter For Water Analysis Ph & Temp Testing, Large LCD Screen, Replaceable Batteries, Built-In Diagnostics, 9531000
Amazon.com
Free shipping
$210.00
Hach Pocket Pro Ph Tester, Ph Meter For Water Analysis Ph & Temp Testing, Large LCD Screen, Replaceable Batteries, Built-In Diagnostics, 9531000
Amazon.com
$230.49
Oakton Pocket Ph Tester: 0 Ph To 14 Ph, +/-0.01 Ph, 0.01 Ph Ph Resolution, 3 Calibration Points, Ph Model: WD-35634-14
Grainger
$230.49
Oakton Pocket Ph Tester: 0 Ph To 14 Ph, +/-0.01 Ph, 0.01 Ph Ph Resolution, 3 Calibration Points, Ph Model: WD-35634-14
Grainger
$15.00
TDS Meter - Third Wave Water
Third Wave Water
$15.00
TDS Meter - Third Wave Water
Third Wave Water
$49.99
$54.99
Tilswall Digital Water Tester 5-In-1 PH Meter & TDS Meter
Tilswall US
$49.99
$54.99
Tilswall Digital Water Tester 5-In-1 PH Meter & TDS Meter
Tilswall US
$72.99
$85.99
Tilswall Wireless Water Tester App Sync - PH, TDS, Temp
Tilswall US
15% off
$72.99
$85.99
Tilswall Wireless Water Tester App Sync - PH, TDS, Temp
Tilswall US
$176.60
$216.00
Thermo Scientific ELITEPCTS - Ph, Conductivity, TDS, Salinity Pocket Tester | Tequipment
TEquipment
18% off
$176.60
$216.00
Thermo Scientific ELITEPCTS - Ph, Conductivity, TDS, Salinity Pocket Tester | Tequipment
TEquipment
$315.11
$334.80
Oakton WD-35634-35 Pctstestr 50 Ph/Cond/TDS/Salinity Pocket Tester
Test Equipment Depot
$315.11
$334.80
Oakton WD-35634-35 Pctstestr 50 Ph/Cond/TDS/Salinity Pocket Tester
Test Equipment Depot
$332.23
Oakton Pocket Multiparameter Meter: Conductivity/Ph/Salinity/Temp/Total Dissolved Solids Model: 3563460
Grainger
$332.23
Oakton Pocket Multiparameter Meter: Conductivity/Ph/Salinity/Temp/Total Dissolved Solids Model: 3563460
Grainger
$315.88
Extech Pocket Multiparameter Meter: Conductivity/Ph/Salinity/Temp/Total Dissolved Solids Model: EC500
Grainger
430
$315.88
Extech Pocket Multiparameter Meter: Conductivity/Ph/Salinity/Temp/Total Dissolved Solids Model: EC500
Grainger
$58.99
7-In-1 TDS Water Tester 0.01 High Accuracy Digital Ph Meter PH/ TDS/ EC/ Salinity/ Temperature Tester PPM Water Tester For Drinking Water Hydroponics
LightInTheBox
$58.99
7-In-1 TDS Water Tester 0.01 High Accuracy Digital Ph Meter PH/ TDS/ EC/ Salinity/ Temperature Tester PPM Water Tester For Drinking Water Hydroponics
LightInTheBox
$39.95
HM Digital COM-80 EC/TDS Hydrotester
Cannon Water Technology
$39.95
HM Digital COM-80 EC/TDS Hydrotester
Cannon Water Technology
$136.52
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
995
Free shipping
$136.52
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