Shop freshwater test kit

Sponsored
About our ads
$31.76
$50.48
API Freshwater Aquarium Master Test Kit, 800 Count
Chewy.com
306
37% off
$31.76
$50.48
API Freshwater Aquarium Master Test Kit, 800 Count
Chewy.com
306
$24.98
API 5-IN-1 TEST STRIPS Freshwater And Saltwater Aquarium Test Strips 100-Count Box
Amazon.com
2K+
$24.98
API 5-IN-1 TEST STRIPS Freshwater And Saltwater Aquarium Test Strips 100-Count Box
Amazon.com
2K+
$15.48
$21.78
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 Count
Chewy.com
47
28% off
$15.48
$21.78
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 Count
Chewy.com
47
$29.99
Safe Home® DIY Arsenic In Water Test Kit - At Home Testing For Arsenic In Any Freshwater Supply - Detection 0-500 PPB - Fast Results - (1 Pack)
Amazon.com
65
$29.99
Safe Home® DIY Arsenic In Water Test Kit - At Home Testing For Arsenic In Any Freshwater Supply - Detection 0-500 PPB - Fast Results - (1 Pack)
Amazon.com
65
$19.95
Hot Spring Freshwater Spa Test Strips
Amazon.com
1K+
$19.95
Hot Spring Freshwater Spa Test Strips
Amazon.com
1K+
$11.98
$16.78
API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit
Chewy.com
72
28% off
$11.98
$16.78
API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit
Chewy.com
72
$13.20
$19.78
API Nitrate NO3 Freshwater & Saltwater Aquarium Test Kit, 90 Count
Chewy.com
43
33% off
$13.20
$19.78
API Nitrate NO3 Freshwater & Saltwater Aquarium Test Kit, 90 Count
Chewy.com
43
$8.98
$18.28
API Ph Freshwater Aquarium Test & Adjuster Kit, 250 Count
Chewy.com
33
50% off
$8.98
$18.28
API Ph Freshwater Aquarium Test & Adjuster Kit, 250 Count
Chewy.com
33
$12.48
$17.48
API Copper Cu+ Freshwater & Saltwater Aquarium Test Kit, 90 Count
Chewy.com
4
28% off
$12.48
$17.48
API Copper Cu+ Freshwater & Saltwater Aquarium Test Kit, 90 Count
Chewy.com
4
$14.98
$20.98
API Phosphate PO4 Freshwater & Saltwater Aquarium Test Kit, 150 Count
Chewy.com
19
28% off
$14.98
$20.98
API Phosphate PO4 Freshwater & Saltwater Aquarium Test Kit, 150 Count
Chewy.com
19
$373.90
Lamotte Freshwater Aquaculture Test Kit
Carolina Biological Supply
$373.90
Lamotte Freshwater Aquaculture Test Kit
Carolina Biological Supply
$70.10
Freshwater Master Test Kit
Carolina Biological Supply
$70.10
Freshwater Master Test Kit
Carolina Biological Supply
$6.99
$9.98
API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 4 Count
Chewy.com
125
29% off
$6.99
$9.98
API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 4 Count
Chewy.com
125
$36.74
$48.99
Fritz Aquarium Water Master Test Kit
Chewy.com
25% off
$36.74
$48.99
Fritz Aquarium Water Master Test Kit
Chewy.com
$72.20
Lamotte Freshwater Ph Water Test Kit
Carolina Biological Supply
$72.20
Lamotte Freshwater Ph Water Test Kit
Carolina Biological Supply
$24.99
All-New 20 in 1 Drinking Water Testing Kit 120 Strips, Home Tap And Well Water Test Kit For Hardness, Lead, Iron, Copper, Chlorine, Fluoride
Amazon.com
931
$24.99
All-New 20 in 1 Drinking Water Testing Kit 120 Strips, Home Tap And Well Water Test Kit For Hardness, Lead, Iron, Copper, Chlorine, Fluoride
Amazon.com
931
$13.99
Fluval Fresh Ph Low Range Fish Water Test Kit
Chewy.com
$13.99
Fluval Fresh Ph Low Range Fish Water Test Kit
Chewy.com
$16.22
$23.98
API Ammonia NH3/NH4 Freshwater & Saltwater Aquarium Test Strips, 25 Count
Chewy.com
12
32% off
$16.22
$23.98
API Ammonia NH3/NH4 Freshwater & Saltwater Aquarium Test Strips, 25 Count
Chewy.com
12
$19.99
2 PACK 6-In-1 Aquarium Water Test Strips 100 Count Freshwater/Saltwater Test Kit
Etsy
Free shipping
$19.99
2 PACK 6-In-1 Aquarium Water Test Strips 100 Count Freshwater/Saltwater Test Kit
Etsy
Free shipping
$8.75
$12.78
API KH Carbonate Hardness Fresh & Salt Water Aquarium Test Kit
Chewy.com
12
31% off
$8.75
$12.78
API KH Carbonate Hardness Fresh & Salt Water Aquarium Test Kit
Chewy.com
12
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    Shop freshwater test kit

    Sponsored
    About our ads
    $31.76
    $50.48
    API Freshwater Aquarium Master Test Kit, 800 Count
    Chewy.com
    306
    37% off
    $31.76
    $50.48
    API Freshwater Aquarium Master Test Kit, 800 Count
    Chewy.com
    306
    $24.98
    API 5-IN-1 TEST STRIPS Freshwater And Saltwater Aquarium Test Strips 100-Count Box
    Amazon.com
    2K+
    $24.98
    API 5-IN-1 TEST STRIPS Freshwater And Saltwater Aquarium Test Strips 100-Count Box
    Amazon.com
    2K+
    $15.48
    $21.78
    API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 Count
    Chewy.com
    47
    28% off
    $15.48
    $21.78
    API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 Count
    Chewy.com
    47
    $29.99
    Safe Home® DIY Arsenic In Water Test Kit - At Home Testing For Arsenic In Any Freshwater Supply - Detection 0-500 PPB - Fast Results - (1 Pack)
    Amazon.com
    65
    $29.99
    Safe Home® DIY Arsenic In Water Test Kit - At Home Testing For Arsenic In Any Freshwater Supply - Detection 0-500 PPB - Fast Results - (1 Pack)
    Amazon.com
    65
    $19.95
    Hot Spring Freshwater Spa Test Strips
    Amazon.com
    1K+
    $19.95
    Hot Spring Freshwater Spa Test Strips
    Amazon.com
    1K+
    $11.98
    $16.78
    API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit
    Chewy.com
    72
    28% off
    $11.98
    $16.78
    API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit
    Chewy.com
    72
    $13.20
    $19.78
    API Nitrate NO3 Freshwater & Saltwater Aquarium Test Kit, 90 Count
    Chewy.com
    43
    33% off
    $13.20
    $19.78
    API Nitrate NO3 Freshwater & Saltwater Aquarium Test Kit, 90 Count
    Chewy.com
    43
    $8.98
    $18.28
    API Ph Freshwater Aquarium Test & Adjuster Kit, 250 Count
    Chewy.com
    33
    50% off
    $8.98
    $18.28
    API Ph Freshwater Aquarium Test & Adjuster Kit, 250 Count
    Chewy.com
    33
    $12.48
    $17.48
    API Copper Cu+ Freshwater & Saltwater Aquarium Test Kit, 90 Count
    Chewy.com
    4
    28% off
    $12.48
    $17.48
    API Copper Cu+ Freshwater & Saltwater Aquarium Test Kit, 90 Count
    Chewy.com
    4
    $14.98
    $20.98
    API Phosphate PO4 Freshwater & Saltwater Aquarium Test Kit, 150 Count
    Chewy.com
    19
    28% off
    $14.98
    $20.98
    API Phosphate PO4 Freshwater & Saltwater Aquarium Test Kit, 150 Count
    Chewy.com
    19
    $373.90
    Lamotte Freshwater Aquaculture Test Kit
    Carolina Biological Supply
    $373.90
    Lamotte Freshwater Aquaculture Test Kit
    Carolina Biological Supply
    $70.10
    Freshwater Master Test Kit
    Carolina Biological Supply
    $70.10
    Freshwater Master Test Kit
    Carolina Biological Supply
    $6.99
    $9.98
    API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 4 Count
    Chewy.com
    125
    29% off
    $6.99
    $9.98
    API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 4 Count
    Chewy.com
    125
    $36.74
    $48.99
    Fritz Aquarium Water Master Test Kit
    Chewy.com
    25% off
    $36.74
    $48.99
    Fritz Aquarium Water Master Test Kit
    Chewy.com
    $72.20
    Lamotte Freshwater Ph Water Test Kit
    Carolina Biological Supply
    $72.20
    Lamotte Freshwater Ph Water Test Kit
    Carolina Biological Supply
    $24.99
    All-New 20 in 1 Drinking Water Testing Kit 120 Strips, Home Tap And Well Water Test Kit For Hardness, Lead, Iron, Copper, Chlorine, Fluoride
    Amazon.com
    931
    $24.99
    All-New 20 in 1 Drinking Water Testing Kit 120 Strips, Home Tap And Well Water Test Kit For Hardness, Lead, Iron, Copper, Chlorine, Fluoride
    Amazon.com
    931
    $13.99
    Fluval Fresh Ph Low Range Fish Water Test Kit
    Chewy.com
    $13.99
    Fluval Fresh Ph Low Range Fish Water Test Kit
    Chewy.com
    $16.22
    $23.98
    API Ammonia NH3/NH4 Freshwater & Saltwater Aquarium Test Strips, 25 Count
    Chewy.com
    12
    32% off
    $16.22
    $23.98
    API Ammonia NH3/NH4 Freshwater & Saltwater Aquarium Test Strips, 25 Count
    Chewy.com
    12