Saltwater Test Kits For Aquariums

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1 - 36 of 191 Results

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API Saltwater Aquarium Master Test Kit, 550 count

Rated 4.2941 out of 5 stars
17
$32.26Chewy Price
$50.48List Price
$30.65Autoship Price

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FREE 1-3 day delivery over $35

API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count

Rated 4.8667 out of 5 stars
15
$14.70Chewy Price
$21.78List Price
$13.96Autoship Price

FREE 1-3 day delivery over $35

API Calcium Saltwater Aquarium Test Kit, 1 count

Rated 5 out of 5 stars
4
$13.75Chewy Price
$19.78List Price
$13.06Autoship Price

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FREE 1-3 day delivery over $35

API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 25 count

Rated 4.093 out of 5 stars
43
$12.30Chewy Price
$18.28List Price
$11.68Autoship Price

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FREE 1-3 day delivery over $35

API Nitrate NO3 Freshwater & Saltwater Aquarium Test Kit, 90 count

Rated 4.6667 out of 5 stars
6
$13.98Chewy Price
$19.78List Price
$13.28Autoship Price

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Tetra EasyStrips 6-in-1 Freshwater & Saltwater Aquarium Test Strips, 100 count

Rated 4.3922 out of 5 stars
51
$19.12Chewy Price
$37.49List Price
$18.16Autoship Price

FREE 1-3 day delivery over $35

API Copper Cu+ Freshwater & Saltwater Aquarium Test Kit, 90 count

Rated 5 out of 5 stars
2
$11.80Chewy Price
$17.48List Price
$11.21Autoship Price

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API Phosphate PO4 Freshwater & Saltwater Aquarium Test Kit, 150 count

Rated 4.4444 out of 5 stars
9
$14.98Chewy Price
$20.98List Price
$14.23Autoship Price

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Tetra EasyStrips Complete Freshwater & Saltwater Aquarium Test Strips, 25 count

Rated 3.7 out of 5 stars
10
$13.49Chewy Price
$26.39List Price
$12.82Autoship Price

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API Reef Aquarium Master Test Kit, 1 count

Rated 4.6667 out of 5 stars
12
$34.99Chewy Price
$48.98List Price
$33.24Autoship Price

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Tetra EasyStrips Ammonia Freshwater & Saltwater Aquarium Test Strips, 100 count

Rated 4.8889 out of 5 stars
9
$17.89Chewy Price
$33.49List Price
$17.00Autoship Price

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Instant Ocean Testing Hydrometer for Aquariums, 1 count

Rated 3.4 out of 5 stars
10
$11.84Chewy Price
$11.99List Price
$11.25Autoship Price

FREE 1-3 day delivery over $35

API Freshwater Aquarium Master Test Kit, 800 count

Rated 4.6081 out of 5 stars
148
$31.91Chewy Price
$50.48List Price
$30.31Autoship Price

FREE 1-3 day delivery over $35

ASF SeaTest pH Fish Aquarium Water Test Kit, 100 count

$12.39Chewy Price

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FREE 1-3 day delivery over $35

API pH Freshwater & Saltwater Aquarium Test Strips, 25 count

Rated 5 out of 5 stars
1
$10.99Chewy Price
$18.28List Price
$10.44Autoship Price

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FREE 1-3 day delivery over $35

ASF SeaTest KH Alkalinity Fish Aquarium Water Test Kit, 100 count

$18.89Chewy Price

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FREE 1-3 day delivery over $35

API Replacement Test Tubes for Aquarium Liquid Test Kits, 24 count

Rated 4.5 out of 5 stars
8
$24.99Chewy Price
$41.98List Price
$23.74Autoship Price

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ASF SEATEST GH Total Hardness Fish Aquarium Water Test Kit, 40 count

$19.69Chewy Price

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FREE 1-3 day delivery over $35

API High Range pH Fresh & Salt Water Aquarium Test Kit, 160 count

Rated 5 out of 5 stars
1
$9.47Chewy Price
$13.28List Price
$9.00Autoship Price

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FREE 1-3 day delivery over $35

API pH Freshwater Aquarium Test & Adjuster Kit, 250 count

Rated 3.625 out of 5 stars
8
$12.98Chewy Price
$18.28List Price
$12.33Autoship Price

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FREE 1-3 day delivery over $35

ASF SeaTest NH3 Ammonia-Ammonium Fish Aquarium Water Test Kit, 40 count

$16.49Chewy Price

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FREE 1-3 day delivery over $35

API Nitrite NO2 Fresh & Salt Water Aquarium Test Kit, 180 count

Rated 5 out of 5 stars
1
$11.43Chewy Price
$16.78List Price
$10.86Autoship Price

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Salifert Aquarium Carbonate Hardness/Alkalinity Test Kit

$15.57Chewy Price
$16.46List Price
$14.79Autoship Price

FREE 1-3 day delivery over $35

ASF SeaTest PO4- Phosphate Fish Aquarium Water Test Kit, 40 count

$23.99Chewy Price

FREE 1-3 day delivery over $35

API Ammonia NH3/NH4 Freshwater & Saltwater Aquarium Test Strips, 25 count

Rated 4 out of 5 stars
4
$15.82Chewy Price
$23.98List Price
$15.03Autoship Price

Save 35% on Autoship

FREE 1-3 day delivery over $35

ASF SeaTest NO3- Nitrate Fish Aquarium Water Test Kit, 40 count

$20.29Chewy Price

FREE 1-3 day delivery over $35

API KH Carbonate Hardness Fresh & Salt Water Aquarium Test Kit

Rated 5 out of 5 stars
1
$15.98Chewy Price
$15.18Autoship Price

Save 35% on Autoship

FREE 1-3 day delivery over $35

API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit

Rated 4.7273 out of 5 stars
22
$11.98Chewy Price
$16.78List Price
$11.38Autoship Price

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FREE 1-3 day delivery over $35

Salifert Aquarium Magnesium Test Kit

$18.58Chewy Price
$19.61List Price
$17.65Autoship Price

FREE 1-3 day delivery over $35

ASF SeaTest NO2- Nitrite Fish Aquarium Water Test Kit, 100 count

$14.09Chewy Price

FREE 1-3 day delivery over $35

ASF SeaTest Mg2+ Magnesium Fish Aquarium Water Test Kit, 40 count

$24.19Chewy Price

FREE 1-3 day delivery over $35

Salifert Aquarium Nitrate Test Kit

Rated 5 out of 5 stars
1
$15.81Chewy Price
$17.37List Price
$15.02Autoship Price

FREE 1-3 day delivery over $35

API Pond 5-IN-1 Test Strips, 25 count

Rated 4.4286 out of 5 stars
7
$14.98Chewy Price
$20.98List Price
$14.23Autoship Price

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FREE 1-3 day delivery over $35

D-D H2 Ocean Salinity Refractometer

Rated 5 out of 5 stars
1
$69.99Chewy Price

FREE delivery on this item

ASF SeaTest Ca2+ Calcium Fish Aquarium Water Test Kit, 40 count

$21.79Chewy Price

FREE 1-3 day delivery over $35

Salifert Aquarium Phosphate Test Kit

$18.78Chewy Price
$19.61List Price
$17.84Autoship Price

FREE 1-3 day delivery over $35

Save an extra 5% on every order!

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