Shop aquarium water test kit

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$35.64
API FRESHWATER MASTER TEST KIT 800-Test Freshwater Aquarium Water Master Test Kit, White, Single, Multi-Colored
Amazon.com
32K+
Free shipping
$35.64
API FRESHWATER MASTER TEST KIT 800-Test Freshwater Aquarium Water Master Test Kit, White, Single, Multi-Colored
Amazon.com
32K+
$14.99
Aquarium Test Strips - 7 in 1 Fish Tank Water Testing Kit & Ebook - Contains 100 Fast & Accurate Fish Tank Test Strips & 1 Fish Tank Thermometer -
Amazon.com
4K+
$14.99
Aquarium Test Strips - 7 in 1 Fish Tank Water Testing Kit & Ebook - Contains 100 Fast & Accurate Fish Tank Test Strips & 1 Fish Tank Thermometer -
Amazon.com
4K+
$35.64
$50.48
API Freshwater Aquarium Master Test Kit, 800 Count
Chewy.com
188
29% off
$35.64
$50.48
API Freshwater Aquarium Master Test Kit, 800 Count
Chewy.com
188
$20.18
$34.98
API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 100 Count
Chewy.com
66
42% off
$20.18
$34.98
API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 100 Count
Chewy.com
66
$5.51
$9.98
API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 4 Count
Chewy.com
66
44% off
$5.51
$9.98
API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 4 Count
Chewy.com
66
$7.61
$10.49
100Pcs Aquarium Water Test Strips - 7-In-1 Freshwater Fish Tank Testing Kit For Lakes
Temu US
28
27% off
$7.61
$10.49
100Pcs Aquarium Water Test Strips - 7-In-1 Freshwater Fish Tank Testing Kit For Lakes
Temu US
28
$10.99
$12.27
100Pcs Aquarium Test Strips 9 in 1 Fish Tank Test Kit With Test Tube Fast Aquarium Water Testing Strips For Iron Copper Nitrate Nitrite Free
Temu US
184
10% off
$10.99
$12.27
100Pcs Aquarium Test Strips 9 in 1 Fish Tank Test Kit With Test Tube Fast Aquarium Water Testing Strips For Iron Copper Nitrate Nitrite Free
Temu US
184
$7.52
3 in 1 Digital Water Quality Tester Accurate For Drinking Hydroponics Aquarium
Walmart
$7.52
3 in 1 Digital Water Quality Tester Accurate For Drinking Hydroponics Aquarium
Walmart
$7.00
$7.31
Aquarium Water Test Strips, 100 Count - 7-In-1 Fish Tank Testing Kit For Freshwater & Saltwater, Measures Ph, Alkalinity, Nitrite, Nitrate,
Temu US
4
$7.00
$7.31
Aquarium Water Test Strips, 100 Count - 7-In-1 Fish Tank Testing Kit For Freshwater & Saltwater, Measures Ph, Alkalinity, Nitrite, Nitrate,
Temu US
4
$15.98
$18.54
Ph Chlorine Tester, 2-In-1 Water Quality Analysis Monitor, Portable Chlorine Level Tester PH Meter For Aquarium, Swimming Pool, Spa, Drinking Water
Walmart
13% off
$15.98
$18.54
Ph Chlorine Tester, 2-In-1 Water Quality Analysis Monitor, Portable Chlorine Level Tester PH Meter For Aquarium, Swimming Pool, Spa, Drinking Water
Walmart
$17.33
High Accuracy TDS Meter Digital Water Tester 0-9990Ppm TDS EC LCD Water Purity PPM Aquarium Filter
Banggood
$17.33
High Accuracy TDS Meter Digital Water Tester 0-9990Ppm TDS EC LCD Water Purity PPM Aquarium Filter
Banggood
$15.48
API AMMONIA 130-Test Freshwater And Saltwater Aquarium Water Test Kit
Amazon.com
3K+
$15.48
API AMMONIA 130-Test Freshwater And Saltwater Aquarium Water Test Kit
Amazon.com
3K+
$0.99
Fdelink Aquarium Accessories Test Cold Tester Water Testing Fish Kit Ph Strips Tropical Tank Aquarium 80 Aquarium Accessories Yellow
Walmart
$0.99
Fdelink Aquarium Accessories Test Cold Tester Water Testing Fish Kit Ph Strips Tropical Tank Aquarium 80 Aquarium Accessories Yellow
Walmart
$67.99
Hanna Saltwater Aquarium Alkalinity Colorimeter (Dkh) Checker® HC - HI772
Hanna Instruments
5
$67.99
Hanna Saltwater Aquarium Alkalinity Colorimeter (Dkh) Checker® HC - HI772
Hanna Instruments
5
$59.99
Agtec Salinity Refractometer, Aquarium & Seawater (Dual Scale)
AgTec
$59.99
Agtec Salinity Refractometer, Aquarium & Seawater (Dual Scale)
AgTec
$7.99
$9.99
High Accuracy TDS Meter Digital Water Tester 0-9990Ppm TDS EC LCD Water Purity PPM Aquarium Filter
Banggood
20% off
$7.99
$9.99
High Accuracy TDS Meter Digital Water Tester 0-9990Ppm TDS EC LCD Water Purity PPM Aquarium Filter
Banggood
$67.99
Hanna Saltwater Aquarium Ultra Low Range Phosphorus Colorimeter - Checker® HC - HI736
Hanna Instruments
3
$67.99
Hanna Saltwater Aquarium Ultra Low Range Phosphorus Colorimeter - Checker® HC - HI736
Hanna Instruments
3
$35.98
API Freshwater Master Test Kit (MPN 34)
Webb's Water Gardens
32K+
$35.98
API Freshwater Master Test Kit (MPN 34)
Webb's Water Gardens
32K+
$299.99
Hanna Marine Monitor Ph/Salinity/Temperature - HI981520-01
Hanna Instruments
$299.99
Hanna Marine Monitor Ph/Salinity/Temperature - HI981520-01
Hanna Instruments
$7.98
API Freshwater Aquarium Ph Test Kit (MPN 28)
Webb's Water Gardens
$7.98
API Freshwater Aquarium Ph Test Kit (MPN 28)
Webb's Water Gardens
$674.99
Trident - Marine Aquarium Water Analyzer | Neptune Systems
Bulk Reef Supply
$674.99
Trident - Marine Aquarium Water Analyzer | Neptune Systems
Bulk Reef Supply
$90.75
8 in 1 Water Quality Tester Ph/Orp/Ec/Sal Fish Tank Aquariums Online
eBay
Free shipping
$90.75
8 in 1 Water Quality Tester Ph/Orp/Ec/Sal Fish Tank Aquariums Online
eBay
Free shipping
$28.78
5In1 PH/TDS/EC/Salinity/Temperature Digital Water Quality Tester Meter Test Tool
vipih.com
$28.78
5In1 PH/TDS/EC/Salinity/Temperature Digital Water Quality Tester Meter Test Tool
vipih.com
$324.87
Lamotte Water Test Education Kit Model: 5848
Grainger
$324.87
Lamotte Water Test Education Kit Model: 5848
Grainger
$10.08
Salifert Nitrite Aquarium Test Kit | Salifert
Bulk Reef Supply
202
$10.08
Salifert Nitrite Aquarium Test Kit | Salifert
Bulk Reef Supply
202
$90.99
8 in 1 Water Quality Tester Ph Cf Orp For Fish Tank Aquariums Online
eBay
Free shipping
$90.99
8 in 1 Water Quality Tester Ph Cf Orp For Fish Tank Aquariums Online
eBay
Free shipping
$38.99
$50.48
API Freshwater Master Test Kit: Healthy Aquarium Environment
HardyPaw
32K+
22% off
$38.99
$50.48
API Freshwater Master Test Kit: Healthy Aquarium Environment
HardyPaw
32K+
$89.59
8 in 1 Water Quality Tester Ph Cf Orp For Fish Tank Aquariums Online
eBay
Free shipping
$89.59
8 in 1 Water Quality Tester Ph Cf Orp For Fish Tank Aquariums Online
eBay
Free shipping
$10.11
Ph Aquarium Test Kit | Salifert
Bulk Reef Supply
208
$10.11
Ph Aquarium Test Kit | Salifert
Bulk Reef Supply
208
$21.99
$65.00
Portable Water Quality Tester 5-In-1 Fish Bowl PH Meter TDS Test Pen EC Value Tester Salinity Temperature Measurement
Banggood
66% off
$21.99
$65.00
Portable Water Quality Tester 5-In-1 Fish Bowl PH Meter TDS Test Pen EC Value Tester Salinity Temperature Measurement
Banggood
$13.95
Tetra Easystrips 6-In-1 Aquarium Test Strips - 25 Ct (MPN 19542)
Webb's Water Gardens
7K+
$13.95
Tetra Easystrips 6-In-1 Aquarium Test Strips - 25 Ct (MPN 19542)
Webb's Water Gardens
7K+
$59.99
Agtec Salinity Refractometer, Aquarium & Seawater (Dual Scale)
Agriculture Solutions LLC
$59.99
Agtec Salinity Refractometer, Aquarium & Seawater (Dual Scale)
Agriculture Solutions LLC
$72.67
Multi-Parameter Water Quality Tester Digital Aquarium PH Meter 7 in 1
AliExpress
$72.67
Multi-Parameter Water Quality Tester Digital Aquarium PH Meter 7 in 1
AliExpress
$12.48
Copper Test Kit By Aquarium Pharmaceuticals
ThePondOutlet
30-day returns (most items)
$12.48
Copper Test Kit By Aquarium Pharmaceuticals
ThePondOutlet
30-day returns
$12.41
2-In-1 Ph/Chlorine Tester Meter For Water Quality - Portable PH/CL2 Device For Pools & Aquariums
AliExpress
$12.41
2-In-1 Ph/Chlorine Tester Meter For Water Quality - Portable PH/CL2 Device For Pools & Aquariums
AliExpress
$16.99
Hygger 8 in 1 Aquarium Water Test Kit
Etsy
9K+
$16.99
Hygger 8 in 1 Aquarium Water Test Kit
Etsy
9K+
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    Shop aquarium water test kit

    Ads
    $35.64
    API FRESHWATER MASTER TEST KIT 800-Test Freshwater Aquarium Water Master Test Kit, White, Single, Multi-Colored
    Amazon.com
    32K+
    Free shipping
    $35.64
    API FRESHWATER MASTER TEST KIT 800-Test Freshwater Aquarium Water Master Test Kit, White, Single, Multi-Colored
    Amazon.com
    32K+
    $14.99
    Aquarium Test Strips - 7 in 1 Fish Tank Water Testing Kit & Ebook - Contains 100 Fast & Accurate Fish Tank Test Strips & 1 Fish Tank Thermometer -
    Amazon.com
    4K+
    $14.99
    Aquarium Test Strips - 7 in 1 Fish Tank Water Testing Kit & Ebook - Contains 100 Fast & Accurate Fish Tank Test Strips & 1 Fish Tank Thermometer -
    Amazon.com
    4K+
    $35.64
    $50.48
    API Freshwater Aquarium Master Test Kit, 800 Count
    Chewy.com
    188
    29% off
    $35.64
    $50.48
    API Freshwater Aquarium Master Test Kit, 800 Count
    Chewy.com
    188
    $20.18
    $34.98
    API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 100 Count
    Chewy.com
    66
    42% off
    $20.18
    $34.98
    API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 100 Count
    Chewy.com
    66
    $5.51
    $9.98
    API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 4 Count
    Chewy.com
    66
    44% off
    $5.51
    $9.98
    API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 4 Count
    Chewy.com
    66
    $7.61
    $10.49
    100Pcs Aquarium Water Test Strips - 7-In-1 Freshwater Fish Tank Testing Kit For Lakes
    Temu US
    28
    27% off
    $7.61
    $10.49
    100Pcs Aquarium Water Test Strips - 7-In-1 Freshwater Fish Tank Testing Kit For Lakes
    Temu US
    28
    $10.99
    $12.27
    100Pcs Aquarium Test Strips 9 in 1 Fish Tank Test Kit With Test Tube Fast Aquarium Water Testing Strips For Iron Copper Nitrate Nitrite Free
    Temu US
    184
    10% off
    $10.99
    $12.27
    100Pcs Aquarium Test Strips 9 in 1 Fish Tank Test Kit With Test Tube Fast Aquarium Water Testing Strips For Iron Copper Nitrate Nitrite Free
    Temu US
    184
    $7.52
    3 in 1 Digital Water Quality Tester Accurate For Drinking Hydroponics Aquarium
    Walmart
    $7.52
    3 in 1 Digital Water Quality Tester Accurate For Drinking Hydroponics Aquarium
    Walmart
    $7.00
    $7.31
    Aquarium Water Test Strips, 100 Count - 7-In-1 Fish Tank Testing Kit For Freshwater & Saltwater, Measures Ph, Alkalinity, Nitrite, Nitrate,
    Temu US
    4
    $7.00
    $7.31
    Aquarium Water Test Strips, 100 Count - 7-In-1 Fish Tank Testing Kit For Freshwater & Saltwater, Measures Ph, Alkalinity, Nitrite, Nitrate,
    Temu US
    4
    $15.98
    $18.54
    Ph Chlorine Tester, 2-In-1 Water Quality Analysis Monitor, Portable Chlorine Level Tester PH Meter For Aquarium, Swimming Pool, Spa, Drinking Water
    Walmart
    13% off
    $15.98
    $18.54
    Ph Chlorine Tester, 2-In-1 Water Quality Analysis Monitor, Portable Chlorine Level Tester PH Meter For Aquarium, Swimming Pool, Spa, Drinking Water
    Walmart
    $17.33
    High Accuracy TDS Meter Digital Water Tester 0-9990Ppm TDS EC LCD Water Purity PPM Aquarium Filter
    Banggood
    $17.33
    High Accuracy TDS Meter Digital Water Tester 0-9990Ppm TDS EC LCD Water Purity PPM Aquarium Filter
    Banggood
    $15.48
    API AMMONIA 130-Test Freshwater And Saltwater Aquarium Water Test Kit
    Amazon.com
    3K+
    $15.48
    API AMMONIA 130-Test Freshwater And Saltwater Aquarium Water Test Kit
    Amazon.com
    3K+
    $0.99
    Fdelink Aquarium Accessories Test Cold Tester Water Testing Fish Kit Ph Strips Tropical Tank Aquarium 80 Aquarium Accessories Yellow
    Walmart
    $0.99
    Fdelink Aquarium Accessories Test Cold Tester Water Testing Fish Kit Ph Strips Tropical Tank Aquarium 80 Aquarium Accessories Yellow
    Walmart
    $67.99
    Hanna Saltwater Aquarium Alkalinity Colorimeter (Dkh) Checker® HC - HI772
    Hanna Instruments
    5
    $67.99
    Hanna Saltwater Aquarium Alkalinity Colorimeter (Dkh) Checker® HC - HI772
    Hanna Instruments
    5
    $59.99
    Agtec Salinity Refractometer, Aquarium & Seawater (Dual Scale)
    AgTec
    $59.99
    Agtec Salinity Refractometer, Aquarium & Seawater (Dual Scale)
    AgTec
    $7.99
    $9.99
    High Accuracy TDS Meter Digital Water Tester 0-9990Ppm TDS EC LCD Water Purity PPM Aquarium Filter
    Banggood
    20% off
    $7.99
    $9.99
    High Accuracy TDS Meter Digital Water Tester 0-9990Ppm TDS EC LCD Water Purity PPM Aquarium Filter
    Banggood
    $67.99
    Hanna Saltwater Aquarium Ultra Low Range Phosphorus Colorimeter - Checker® HC - HI736
    Hanna Instruments
    3
    $67.99
    Hanna Saltwater Aquarium Ultra Low Range Phosphorus Colorimeter - Checker® HC - HI736
    Hanna Instruments
    3
    $35.98
    API Freshwater Master Test Kit (MPN 34)
    Webb's Water Gardens
    32K+
    $35.98
    API Freshwater Master Test Kit (MPN 34)
    Webb's Water Gardens
    32K+

    • Walmart.com | Aquarium Test Kits near you.