This test kit contains 130 liquid tests that help you measure ammonia levels from 0 to 7 ppm in your aquarium. Frequent ammonia testing is necessary...

$6.99

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API Calcium Test Kit

This kit allows for easy and accurate measuring of calcium levels to help in maintaining a healthy aquarium. Why test for Calcium? Monitoring calcium...

$8.99

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API Copper Test Kit FW/SW

The API Copper Test Kit is easy to use and will allow you to monitor safe levels of copper within your aquarium. It's a common treatment for all...

$7.99

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API HIGH RANGE PH TEST KIT FW/SW

Designed for use with marine aquariums, the API High Range pH Test Kit measures pH levels ranging from 7.4-8.8. Tailored to be simple in design and...

$5.49

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API KH CARBONATE HARDNESS TEST KIT FW/SW

he API KH Carbonate Hardness Test Kit uses a drop method to test the Carbonate Hardness (KH). Carbonate Hardness is the measurement of dissolved...

$5.99

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API Nitrite Test Kit - Freshwater/Saltwater

ests for nitrite in freshwater/saltwater aquariums. Nitrite, toxic to fish, is produced by nitrifying bacteria in the biological filter as it breaks...

$8.49

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API pH Test & Adjuster Kit for Freshwater

Aquarium Pharmaceuticals pH Test & Adjuster Kit monitors your aquarium water pH with extreme accuracy, and includes API pH UP and pH DOWN to perform...

$8.99

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API Phosphate Test Kit

Aquarium Pharmaceuticals (API) Phosphate PO4 Test Kit Test reads 0 to 10 mg/ or parts per million (ppm) of phosphate. Helps to decrease the...

$9.95

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API Reef Master Test Kit

Tests include: Calcium, Carbonate Hardness (KH), Phosphate & Nitrate), 4 test tubes, tray. 4 tests measure the most important aquarium levels in a...

$24.99

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API Saltwater Master Test Kit

A complete kit for testing marine aquarium water. Tests water four ways to protect marine fish and invertebrates from dangerous water conditions. Kit...

$24.99

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