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Shop for Aquarium Freshwater Test Kits

Read 1160 Aquarium Freshwater Test Kits reviews, with an average rating of 4.77 out of 5 stars, to help determine which pet products are right for you.

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Showing Items 1 to 19 of 19
Tetra Tetra Easystrips 6-in-1 Aquarium Test Strips
Price: $9.39 to $68.75
Compare: $15.99 to $137.99
Save up to $69 (50%)
API API Freshwater Master Test Kit
Free Shipping at $75
Price: $24.99
Compare: $47.99
Save up to $23 (48%)
API API Ammonia Test Kit for Fresh & Saltwater Aquariums
Price: $7.15
Compare: $12.99
Save up to $5 (45%)
Tetra Tetra EasyStrips Aquarium Tests - Ammonia & 6-in-1 Strips
Price: $16.75
Compare: $30.99
Save up to $14 (46%)
API API pH Test & Adjuster Kit for Freshwater Aquariums
Price: $5.99
Compare: $10.99
Save up to $5 (45%)
API API GH & KH General & Carbonate Hardness Test Kit for Freshwater Aquariums
Price: $5.80
Compare: $9.99
Save up to $4 (42%)
Seachem Seachem Ammonia Alert Sensor for Fresh & Saltwater Aquariums
Free Shipping at $75Add to Cart for Price
Price: $6.35
Compare: $10.99
Save up to $4 (42%)
API API Doc Wellfish's Replacement Test Tubes
Price: $15.64
Compare: $28.99
Save up to $13 (46%)
API API Nitrate Test Kit for Fresh & Saltwater Aquariums
Price: $7.34
Compare: $12.99
Save up to $5 (43%)
Tetra Tetra EasyStrips Ammonia Aquarium Test Strips
Price: $9.59 to $21.58
Compare: $16.99 to $41.99
Save up to $20 (49%)
API API Ammonia Aquarium Test Strips for Fresh & Saltwater
Price: $9.99
Compare: $16.99
Save up to $7 (41%)
Seachem Seachem pH Alert Sensor for Freshwater
Free Shipping at $75Add to Cart for Price
Price: $6.35
Compare: $10.99
Save up to $4 (42%)
API API Phosphate Test Kit for Fresh & Saltwater Aquariums
Price: $8.57
Compare: $14.99
Save up to $6 (43%)
API API pH Test Kit for Freshwater Aquariums
Price: $3.99
Compare: $6.99
Save up to $2 (43%)
API API KH Carbonate Hardness Test Kit for Fresh & Saltwater Aquariums
Price: $3.99
Compare: $6.99
Save up to $2 (43%)
API API Nitrite Test Kit for Fresh & Saltwater Aquariums
Price: $5.26
Compare: $8.99
Save up to $3 (41%)
API API High Range pH Test Kit for Fresh & Saltwater Aquariums
Price: $4.46
Compare: $7.99
Save up to $3 (44%)
API API Copper (Cu+) Test Kit for Fresh & Saltwater Aquariums
Price: $6.30
Compare: $10.99
Save up to $4 (43%)
API API pH Aquarium Test Strips for Fresh & Saltwater Aquariums
Price: $7.10
Compare: $12.99
Save up to $5 (45%)
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