Saltwater Aquarium Water Test Kits

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API Saltwater Aquarium Master Test Kit, 550 count slide 2 of 8

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API Saltwater Aquarium Master Test Kit, 550 count

Rated 4.5 out of 5 stars

42

$35.98 Chewy Price

($0.07/ea) Price per Unit

$50.48 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Salifert Aquarium Calcium Test Kit

Rated 4 out of 5 stars

8

$18.81 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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Aqueon 7-in-1 Aquarium Test Strips, 50 count slide 2 of 9

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Aqueon 7-in-1 Aquarium Test Strips, 50 count slide 8 of 9

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Aqueon 7-in-1 Aquarium Test Strips, 50 count

Rated 4.4 out of 5 stars

69

$8.73 Chewy Price

($0.18/ea) Price per Unit

$17.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Salifert Aquarium Magnesium Test Kit

Rated 4.8 out of 5 stars

8

$18.35 Chewy Price

$19.61 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 100 count

Rated 4.5 out of 5 stars

135

$24.98 Chewy Price

($0.25/ea) Price per Unit

$34.98 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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

Rated 4.6 out of 5 stars

163

$32.97 Chewy Price

($0.33/ea) Price per Unit

$39.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Calcium Saltwater Aquarium Test Kit, 1 count

Rated 4.7 out of 5 stars

15

$11.99 Chewy Price

$19.78 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Salifert Aquarium Phosphate Test Kit

Rated 5 out of 5 stars

6

$19.61 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count

Rated 4.7 out of 5 stars

55

$15.48 Chewy Price

($0.12/ea) Price per Unit

$21.78 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Salifert Aquarium Carbonate Hardness/Alkalinity Test Kit

Rated 4.4 out of 5 stars

13

$16.46 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Fluval Mini Master Fish Water Test Kit

Rated 3.9 out of 5 stars

7

$49.70 Chewy Price

$50.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Salifert Aquarium pH Test Kit

Rated 5 out of 5 stars

1

$10.92 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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

Rated 4 out of 5 stars

10

$11.83 Chewy Price

($0.07/ea) Price per Unit

$16.78 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Salifert Aquarium Potassium Test Kit

Rated 3.8 out of 5 stars

4

$18.81 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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

Rated 4.2 out of 5 stars

34

$9.99 Chewy Price

($0.40/ea) Price per Unit

$26.39 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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

Rated 4.8 out of 5 stars

10

$9.48 Chewy Price

($0.06/ea) Price per Unit

$13.28 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

New

Milwaukee Instruments Digital Salinity Refractometer Aquarium Water Test Kit

$155.00 Chewy Price

$199.00 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Salifert Aquarium Ammonia Test Kit

Rated 4.2 out of 5 stars

9

$13.99 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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

Rated 4.8 out of 5 stars

51

$11.00 Chewy Price

($0.13/ea) Price per Unit

$19.78 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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

$26.99 Chewy Price

($0.68/ea) Price per Unit

$31.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Aqueon Ammonia Aquarium Test Strips, 50 count

Rated 4.5 out of 5 stars

11

$14.95 Chewy Price

($0.30/ea) Price per Unit

$17.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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

Rated 4.7 out of 5 stars

22

$14.98 Chewy Price

($0.10/ea) Price per Unit

$20.98 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Salifert Aquarium Nitrite Test Kit

Rated 5 out of 5 stars

3

$12.99 Chewy Price

$13.79 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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

Rated 4.8 out of 5 stars

34

$15.97 Chewy Price

($0.16/ea) Price per Unit

$33.49 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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

Rated 4.3 out of 5 stars

13

$12.99 Chewy Price

($0.52/ea) Price per Unit

$23.98 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Fritz Aquarium Water Nitrite Test Kit

Rated 3 out of 5 stars

1

$11.99 Chewy Price

$15.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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

Rated 3.8 out of 5 stars

6

$12.48 Chewy Price

($0.14/ea) Price per Unit

$17.48 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

New

Milwaukee Instruments Waterproof 4-in-1 Aquarium Water Test Kit

$219.65 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Salifert Aquarium Oxygen Test Kit

Rated 4.7 out of 5 stars

6

$14.89 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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

Rated 4.6 out of 5 stars

25

$14.98 Chewy Price

($0.60/ea) Price per Unit

$20.98 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Salifert Aquarium Copper Test Kit

Rated 5 out of 5 stars

2

$14.42 Chewy Price

$16.97 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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

Rated 5 out of 5 stars

2

$18.89 Chewy Price

($0.19/ea) Price per Unit

$18.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

New

Milwaukee Instruments Digital Phosphate Aquarium Water Test Kit

$93.15 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

API pH Freshwater & Saltwater Aquarium Test Strips, 25 count

Rated 4.4 out of 5 stars

10

$15.99 Chewy Price

($0.64/ea) Price per Unit

$18.28 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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

Rated 3.3 out of 5 stars

22

$24.45 Chewy Price

($1.02/ea) Price per Unit

$41.98 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

New

Milwaukee Instruments pH, EC, Tempature Monitor Aquarium Water Test Kit

$308.20 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Saltwater Aquarium Water Test Kits

API Saltwater Aquarium Master Test Kit, 550 count

Salifert Aquarium Calcium Test Kit

Aqueon 7-in-1 Aquarium Test Strips, 50 count

Salifert Aquarium Magnesium Test Kit

API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 100 count

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

API Calcium Saltwater Aquarium Test Kit, 1 count

Salifert Aquarium Phosphate Test Kit

API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count

Salifert Aquarium Carbonate Hardness/Alkalinity Test Kit

Fluval Mini Master Fish Water Test Kit

Salifert Aquarium pH Test Kit

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

Salifert Aquarium Potassium Test Kit

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

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

Milwaukee Instruments Digital Salinity Refractometer Aquarium Water Test Kit

Salifert Aquarium Ammonia Test Kit

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

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

Aqueon Ammonia Aquarium Test Strips, 50 count

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

Salifert Aquarium Nitrite Test Kit

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

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

Fritz Aquarium Water Nitrite Test Kit

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

Milwaukee Instruments Waterproof 4-in-1 Aquarium Water Test Kit

Salifert Aquarium Oxygen Test Kit

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

Salifert Aquarium Copper Test Kit

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

Milwaukee Instruments Digital Phosphate Aquarium Water Test Kit

API pH Freshwater & Saltwater Aquarium Test Strips, 25 count

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

Milwaukee Instruments pH, EC, Tempature Monitor Aquarium Water Test Kit

Aquarium Concern

Water Test Type

Fish Type

Brand

Price

Customer Rating