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 | Freshwater/Saltwater Nitrite Test KitToxic nitrite is produced by nitrifying bacteria in the biological filter as it breaks down ammonia. This kit tests for harmful nitrite and measures levels from 0 to 5.0 ppm. Customers Also Purchased: |  | ||||
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Freshwater/Saltwater Nitrite Test KitCopyright 2008 Pawsuppetsupply. All rights reserved. | ||