API Nitrate Test Kit Freshwater and Saltwater


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API Nitrate Test Kits are good for both freshwater and saltwater. Each kit contains enough product to run 90 individual tests.

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Nitrates should always be unmeasurable in the saltwater aquarium; and in the freshwater aquarium should be held at 40 PPM or lower. If keeping nitrogen sensitive fish then under 20 PPM. The nitrates are controlled in the freshwater aquarium through water changes and the inclusion of live plants.