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Freshwater Aquarium Water Test Kits and Strips

Fritz Aquarium Water Nitrate Test Kit

Rated 4.5 out of 5 stars
2
$13.49 Chewy Price
$17.99 List Price
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Free 1-3 day delivery on first-time orders over $35
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Fluval Fresh pH Low Range Fish Water Test Kit slide 1 of 3
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Fluval Fresh pH Low Range Fish Water Test Kit

Rated 5 out of 5 stars
1
$13.99 Chewy Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
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Milwaukee Instruments pH Controller Aquarium Water Test Kit slide 1 of 2
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New

Milwaukee Instruments pH Controller Aquarium Water Test Kit

$208.15 Chewy Price
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Free 1-3 day delivery on first-time orders
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Milwaukee Instruments Dissolved Oxygen Meter Aquarium Water Test Kit slide 1 of 2
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New

Milwaukee Instruments Dissolved Oxygen Meter Aquarium Water Test Kit

$328.90 Chewy Price
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Free 1-3 day delivery on first-time orders
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ASF SeaTest NH3 Ammonia-Ammonium Fish Aquarium Water Test Kit, 40 count

Rated 1 out of 5 stars
1
$16.39 Chewy Price
($0.41/ea) Price per Unit
$23.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
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ASF SeaTest NO2- Nitrite Fish Aquarium Water Test Kit, 100 count

$14.09 Chewy Price
($0.15/ea) Price per Unit
$23.99 List Price
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Free 1-3 day delivery on first-time orders over $35
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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
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Free 1-3 day delivery on first-time orders over $35
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ASF SeaTest PO4- Phosphate Fish Aquarium Water Test Kit, 40 count

$23.99 Chewy Price
($0.60/ea) Price per Unit
$27.99 List Price
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Free 1-3 day delivery on first-time orders over $35
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ASF SEATEST GH Total Hardness Fish Aquarium Water Test Kit, 40 count

$18.99 Chewy Price
($0.48/ea) Price per Unit
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Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

ASF SeaTest pH Fish Aquarium Water Test Kit, 100 count

Rated 5 out of 5 stars
1
$12.39 Chewy Price
($0.13/ea) Price per Unit
$20.99 List Price
Autoship Price

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

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

Rated 3 out of 5 stars
1
$21.69 Chewy Price
($0.55/ea) Price per Unit
$27.99 List Price
Autoship Price

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

Out of Stock

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

Rated 4.8 out of 5 stars
91

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

Out of Stock

Fritz Aquarium Water Master Test Kit

Rated 4 out of 5 stars
8

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

Out of Stock

API KH Carbonate Hardness Fresh & Salt Water Aquarium Test Kit

Rated 4.8 out of 5 stars
16

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

Water Test Type

Fish Type

Aquarium Concern

Brand

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Price

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