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$15.00
TDS Meter - Third Wave Water
Third Wave Water
$15.00
TDS Meter - Third Wave Water
Third Wave Water
$221.95
$239.00
Extech CL200 Exstik Waterproof Chlorine Meter
Amazon.com
41
Free shipping
$221.95
$239.00
Extech CL200 Exstik Waterproof Chlorine Meter
Amazon.com
41
$665.00
2.0 Inch Water Meter - Stainless Steel, NSF 61, Pulse Output
EKM Metering
$665.00
2.0 Inch Water Meter - Stainless Steel, NSF 61, Pulse Output
EKM Metering
$38.78
$49.95
General Tools MMD4E Digital Moisture Meter, Water Leak Detector, Moisture Tester, Pin Type, Backlit LCD Display With Audible And Visual
Amazon.com
14K+
Free shipping
22% off
$38.78
$49.95
General Tools MMD4E Digital Moisture Meter, Water Leak Detector, Moisture Tester, Pin Type, Backlit LCD Display With Audible And Visual
Amazon.com
14K+
$1,119.73
Myron L 6PIIFCE Conductivity, Resistivity, TDS, Ph, ORP/Free Chlorine, Temperature Meter
Amazon.com
Free shipping
25% off
$1,119.73
Myron L 6PIIFCE Conductivity, Resistivity, TDS, Ph, ORP/Free Chlorine, Temperature Meter
Amazon.com
Free shipping
$309.00
Extech Waterproof Pocket Water Quality Tester | Cole-Parmer
Cole-Parmer
$309.00
Extech Waterproof Pocket Water Quality Tester | Cole-Parmer
Cole-Parmer
$100.00
3/4 Inch Water Meter - Stainless Steel, Pulse Output
EKM Metering
$100.00
3/4 Inch Water Meter - Stainless Steel, Pulse Output
EKM Metering
$281.00
Horiba Laquatwin Salt 11 Waterproof Pocket Water Quality Meter | Cole-Parmer
Cole-Parmer
$281.00
Horiba Laquatwin Salt 11 Waterproof Pocket Water Quality Meter | Cole-Parmer
Cole-Parmer
$535.00
1.5 Inch Water Meter - Stainless Steel, NSF 61, Pulse Output
EKM Metering
$535.00
1.5 Inch Water Meter - Stainless Steel, NSF 61, Pulse Output
EKM Metering
$569.00
Solinst Model 101 P2 Water Level Meter, 101 Water Level Meter p2/m2/100ft - 100515
Activated Carbon Depot
$569.00
Solinst Model 101 P2 Water Level Meter, 101 Water Level Meter p2/m2/100ft - 100515
Activated Carbon Depot
$2,128.00
Solinst Model 101D Drawdown Water Level Meter Series, 101D Drawdown Water Level Meter, p7/lm2/1000ft - 114120
Activated Carbon Depot
$2,128.00
Solinst Model 101D Drawdown Water Level Meter Series, 101D Drawdown Water Level Meter, p7/lm2/1000ft - 114120
Activated Carbon Depot
$690.50
Environmental Express Oakton TDS 6+ Handheld TDS Meter With Probe | Cole-Parmer
Cole-Parmer
$690.50
Environmental Express Oakton TDS 6+ Handheld TDS Meter With Probe | Cole-Parmer
Cole-Parmer
$9.09
Tier1 TDS Water Test Meter
Discount Filter Store
$9.09
Tier1 TDS Water Test Meter
Discount Filter Store
$40.78
7 in 1 Backlight PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Meter Tester
vipih.com
$40.78
7 in 1 Backlight PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Meter Tester
vipih.com
$40.78
7 in 1 Digital Salinity PH TDS TEMP SG EC ORP Tester Water Quality Monitor Meter
vipih.com
$40.78
7 in 1 Digital Salinity PH TDS TEMP SG EC ORP Tester Water Quality Monitor Meter
vipih.com
$52.79
$71.27
RCYAGO 7-In-1 Water Quality Multi-Parameter PH RH EC CF TDS (Ppm) ORP Temperature Test Meter Backlight, Probe Multi-Function, Wall-Mount Rechargeable Continuous Monitor Tester
versactfit
25% off
$52.79
$71.27
RCYAGO 7-In-1 Water Quality Multi-Parameter PH RH EC CF TDS (Ppm) ORP Temperature Test Meter Backlight, Probe Multi-Function, Wall-Mount Rechargeable Continuous Monitor Tester
versactfit
$13.88
4In1 PH/TDS/EC/Temperature Digital Meter Pen Water Quality Analysis Tester
vipih.com
$13.88
4In1 PH/TDS/EC/Temperature Digital Meter Pen Water Quality Analysis Tester
vipih.com
$1,342.00
Residential Water Meter No Lead - WM Series - WM200-R/10G
Flows.com
$1,342.00
Residential Water Meter No Lead - WM Series - WM200-R/10G
Flows.com
$70.77
$95.54
YIFAN Water Quality Tester, 5 In1 Multi-Parameter Water Testing Meter Digital LCD Multi-Function Water Quality Monitor Ph/EC/CF/TDS(PPM) / Temp Analyzer Pack Of 2
versactfit
25% off
$70.77
$95.54
YIFAN Water Quality Tester, 5 In1 Multi-Parameter Water Testing Meter Digital LCD Multi-Function Water Quality Monitor Ph/EC/CF/TDS(PPM) / Temp Analyzer Pack Of 2
versactfit
$12.99
TDS Digital Water Tester Water Test Pen Water Quality Analysis Meter Water Purity Check 0-9999 Ppm Measurement Hardness Tester
LightIntheBox.com
$12.99
TDS Digital Water Tester Water Test Pen Water Quality Analysis Meter Water Purity Check 0-9999 Ppm Measurement Hardness Tester
LightIntheBox.com
$49.97
$84.97
Water Quality Tester
Until Times Up
41% off
$49.97
$84.97
Water Quality Tester
Until Times Up
$58.99
$83.18
New Professional 6 in 1 Multi-Parameter Water Testing Meter E1597EU
versactfit
29% off
$58.99
$83.18
New Professional 6 in 1 Multi-Parameter Water Testing Meter E1597EU
versactfit
$14.49
3 In1 Meter Digital Water Quality Tester TDS EC Meter Temperature Tester Pen Multifunctional Digital Water Quality Tester For Water Purity TEMP PPM Te
LightIntheBox.com
$14.49
3 In1 Meter Digital Water Quality Tester TDS EC Meter Temperature Tester Pen Multifunctional Digital Water Quality Tester For Water Purity TEMP PPM Te
LightIntheBox.com
$699.00
Extech EC700 6-In-1 Water Quality Meter With 3 Probes
Globaltestsupply.com
$699.00
Extech EC700 6-In-1 Water Quality Meter With 3 Probes
Globaltestsupply.com
$175.63
PCE Instruments PCE-PWT 10, Water Analysis Meter For Ultrapure Water
Selectum
$175.63
PCE Instruments PCE-PWT 10, Water Analysis Meter For Ultrapure Water
Selectum
$64.97
$129.94
PH Meter And TDS Meter Digital Water Quality Tester With LCD Display - Ph Ec Meter | Uplift Essentials
Inspire Uplift
Free shipping
50% off
$64.97
$129.94
PH Meter And TDS Meter Digital Water Quality Tester With LCD Display - Ph Ec Meter | Uplift Essentials
Inspire Uplift
Free shipping
$19.99
$45.00
5-In-1 Water Quality Tester MF-X51 Ph TDS Salinity EC Temperature Meter Accurate Portable Digital Water Analyzer For Aquariums Pools Labs Farming
Banggood
55% off
$19.99
$45.00
5-In-1 Water Quality Tester MF-X51 Ph TDS Salinity EC Temperature Meter Accurate Portable Digital Water Analyzer For Aquariums Pools Labs Farming
Banggood
$43.99
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.com
$43.99
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.com
$121.62
PCE CP 10 Photometer With Bluetooth, 5 Parameter Water Tester, New In Box, Portable Digital Water Quality Meter
Etsy
217
$121.62
PCE CP 10 Photometer With Bluetooth, 5 Parameter Water Tester, New In Box, Portable Digital Water Quality Meter
Etsy
217
$19.99
$45.00
5-In-1 Water Quality Tester MF-X51 Ph TDS Salinity EC Temperature Meter Accurate Portable Digital Water Analyzer For Aquariums Pools Labs Farming
USA.Banggood
55% off
$19.99
$45.00
5-In-1 Water Quality Tester MF-X51 Ph TDS Salinity EC Temperature Meter Accurate Portable Digital Water Analyzer For Aquariums Pools Labs Farming
USA.Banggood
$113.99
$227.98
Yieryi Digital Water Quality Tester Professional TDS EC PH Meter With Salinity, ORP, SG & Temperature Monitoring - Yy 1010 0.1 | Inspired Finds
Inspire Uplift
Free shipping
50% off
$113.99
$227.98
Yieryi Digital Water Quality Tester Professional TDS EC PH Meter With Salinity, ORP, SG & Temperature Monitoring - Yy 1010 0.1 | Inspired Finds
Inspire Uplift
Free shipping
$75.99
$83.99
Tilswall Wifi Water Meter 7-In-1 - Smart Home Water Testing
Tilswall US
$75.99
$83.99
Tilswall Wifi Water Meter 7-In-1 - Smart Home Water Testing
Tilswall US
$29.89
5 in 1 Digital Ph Tds Ec Orp Temperature Water Quality Tester Meter
eBay
$29.89
5 in 1 Digital Ph Tds Ec Orp Temperature Water Quality Tester Meter
eBay
$43.99
Digital Ph Meter 3-In-1 Water Tester High Accuracy Lcd Backlight
eBay
Free shipping
$43.99
Digital Ph Meter 3-In-1 Water Tester High Accuracy Lcd Backlight
eBay
Free shipping
$138.95
$169.95
Pool Exact 486202 EZ Photometer Spa Water Tester
FiltersFast.com
13
18% off
$138.95
$169.95
Pool Exact 486202 EZ Photometer Spa Water Tester
FiltersFast.com
13
$49.99
$54.99
Tilswall Digital Water Tester 5-In-1 PH Meter & TDS Meter
Tilswall US
30-day returns (most items)
$49.99
$54.99
Tilswall Digital Water Tester 5-In-1 PH Meter & TDS Meter
Tilswall US
30-day returns
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    Shop water testing meter

    Sponsored
    About our ads
    $15.00
    TDS Meter - Third Wave Water
    Third Wave Water
    $15.00
    TDS Meter - Third Wave Water
    Third Wave Water
    $221.95
    $239.00
    Extech CL200 Exstik Waterproof Chlorine Meter
    Amazon.com
    41
    Free shipping
    $221.95
    $239.00
    Extech CL200 Exstik Waterproof Chlorine Meter
    Amazon.com
    41
    $665.00
    2.0 Inch Water Meter - Stainless Steel, NSF 61, Pulse Output
    EKM Metering
    $665.00
    2.0 Inch Water Meter - Stainless Steel, NSF 61, Pulse Output
    EKM Metering
    $38.78
    $49.95
    General Tools MMD4E Digital Moisture Meter, Water Leak Detector, Moisture Tester, Pin Type, Backlit LCD Display With Audible And Visual
    Amazon.com
    14K+
    Free shipping
    22% off
    $38.78
    $49.95
    General Tools MMD4E Digital Moisture Meter, Water Leak Detector, Moisture Tester, Pin Type, Backlit LCD Display With Audible And Visual
    Amazon.com
    14K+
    $1,119.73
    Myron L 6PIIFCE Conductivity, Resistivity, TDS, Ph, ORP/Free Chlorine, Temperature Meter
    Amazon.com
    Free shipping
    25% off
    $1,119.73
    Myron L 6PIIFCE Conductivity, Resistivity, TDS, Ph, ORP/Free Chlorine, Temperature Meter
    Amazon.com
    Free shipping
    $309.00
    Extech Waterproof Pocket Water Quality Tester | Cole-Parmer
    Cole-Parmer
    $309.00
    Extech Waterproof Pocket Water Quality Tester | Cole-Parmer
    Cole-Parmer
    $100.00
    3/4 Inch Water Meter - Stainless Steel, Pulse Output
    EKM Metering
    $100.00
    3/4 Inch Water Meter - Stainless Steel, Pulse Output
    EKM Metering
    $281.00
    Horiba Laquatwin Salt 11 Waterproof Pocket Water Quality Meter | Cole-Parmer
    Cole-Parmer
    $281.00
    Horiba Laquatwin Salt 11 Waterproof Pocket Water Quality Meter | Cole-Parmer
    Cole-Parmer
    $535.00
    1.5 Inch Water Meter - Stainless Steel, NSF 61, Pulse Output
    EKM Metering
    $535.00
    1.5 Inch Water Meter - Stainless Steel, NSF 61, Pulse Output
    EKM Metering
    $569.00
    Solinst Model 101 P2 Water Level Meter, 101 Water Level Meter p2/m2/100ft - 100515
    Activated Carbon Depot
    $569.00
    Solinst Model 101 P2 Water Level Meter, 101 Water Level Meter p2/m2/100ft - 100515
    Activated Carbon Depot
    $2,128.00
    Solinst Model 101D Drawdown Water Level Meter Series, 101D Drawdown Water Level Meter, p7/lm2/1000ft - 114120
    Activated Carbon Depot
    $2,128.00
    Solinst Model 101D Drawdown Water Level Meter Series, 101D Drawdown Water Level Meter, p7/lm2/1000ft - 114120
    Activated Carbon Depot
    $40.78
    7 in 1 Backlight PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Meter Tester
    vipih.com
    30-day returns (most items)
    $40.78
    7 in 1 Backlight PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Meter Tester
    vipih.com
    30-day returns
    $690.50
    Environmental Express Oakton TDS 6+ Handheld TDS Meter With Probe | Cole-Parmer
    Cole-Parmer
    $690.50
    Environmental Express Oakton TDS 6+ Handheld TDS Meter With Probe | Cole-Parmer
    Cole-Parmer
    $9.09
    Tier1 TDS Water Test Meter
    Discount Filter Store
    $9.09
    Tier1 TDS Water Test Meter
    Discount Filter Store
    $40.78
    7 in 1 Digital Salinity PH TDS TEMP SG EC ORP Tester Water Quality Monitor Meter
    vipih.com
    $40.78
    7 in 1 Digital Salinity PH TDS TEMP SG EC ORP Tester Water Quality Monitor Meter
    vipih.com
    $13.88
    4In1 PH/TDS/EC/Temperature Digital Meter Pen Water Quality Analysis Tester
    vipih.com
    30-day returns (most items)
    $13.88
    4In1 PH/TDS/EC/Temperature Digital Meter Pen Water Quality Analysis Tester
    vipih.com
    30-day returns
    $52.79
    $71.27
    RCYAGO 7-In-1 Water Quality Multi-Parameter PH RH EC CF TDS (Ppm) ORP Temperature Test Meter Backlight, Probe Multi-Function, Wall-Mount Rechargeable Continuous Monitor Tester
    versactfit
    25% off
    $52.79
    $71.27
    RCYAGO 7-In-1 Water Quality Multi-Parameter PH RH EC CF TDS (Ppm) ORP Temperature Test Meter Backlight, Probe Multi-Function, Wall-Mount Rechargeable Continuous Monitor Tester
    versactfit
    $1,342.00
    Residential Water Meter No Lead - WM Series - WM200-R/10G
    Flows.com
    $1,342.00
    Residential Water Meter No Lead - WM Series - WM200-R/10G
    Flows.com