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- Aquarium Freshwater Test Kits(14)
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API
API Products

API 5 in 1 Aquarium Test Strips for Freshwater and Saltwater Aquariums
- $73.99
- Save $37 (50%)

API Ammonia NH3/NH4+ Test Kit
- $27.99
- Save $13 (45%)

API Nitrate Test Kit for Fresh and Saltwater Aquariums
- $25.99
- Save $12 (46%)

API Marine Saltwater Master Test Kit Tests High Range pH, Ammonia, Nitrite and Nitrate
- $143.99
- Save $76 (53%)

API Phosphate Test Kit for Freshwater and Saltwater Aquariums
- $85.99
- Save $43 (50%)

API High Range pH Test Kit for Goldfish, Marine and African Cichlids
- $49.99
- Save $24 (47%)

API Nitrite NO2 Test Kit Helps Prevent Fish Loss in Freshwater and Saltwater Aquariums
- $64.99
- Save $31 (47%)

API Marine Reef Master Test Kit Tests Calcium, Carbonate Hardness, Phosphate and Nitrate
- $73.99
- Save $37 (50%)

API Calcium Ca2+ Test Kit for Healthy Coral Growth
- $79.99
- Save $40 (50%)

API KH Carbonate Hardness Test Kit for Fresh and Saltwater Aquariums
- $47.99
- Save $23 (48%)

API Test Tubes for Use with API Liquid Test Kits
- $56.99
- Save $27 (47%)

API Copper Cu+ Test Kit Monitor Copper when Medicating in Freshwater and Saltwater Aquariums
- $71.99
- Save $36 (51%)

API Ammonia Test Strips NH3 / NH4 for Freshwater and Saltwater Aquariums
- $96.99
- Save $49 (50%)

API pH Test Strips for Freshwater and Saltwater Aquariums
- $73.99
- Save $37 (50%)
API Water Chemical Products
As leaders in the ornamental fish industry since the early 1960s, they are very vigilant about superior product quality and taking care of their aquarium and fish enthusiast customers. They make a wide range of pet products including Stress Coat, Stress Zyme, Melafix and many others. If you are serious about fish and ensuring your aquarium is perfectly suited for them, then you know how important medications, algae control, water treatment and filters are to the health of your fish. The great thing about Aquarium Pharmaceuticals is that they are focused intently on research and development, always attempting to make their products better, more efficient, and less expensive. They even have 150 experimental aquariums and ponds in their state-of-the-art research laboratory, so they can develop innovative new products. The goal? Products that are easy and convenient for you to use.
API - Water Test Kits, Water Conditioner, Medication, Softener Pillow
As a top tier Aquarium Pharmaceuticals supplier, we have the top API products right here on our site. We carry their best fresh and saltwater test kits, water conditioner, and fish food for your pond or aquarium.Choose from our big selection. You'll find everything you need to keep your fish happy. Can't find something? Let us know; we'd be happy to help you select the best product for you and your fishes' needs.