Seachem Prime - 500 mL Freshwater Plants Each cap thread is approximately

Each cap thread is approximately 1 ml for smaller doses

For exceptionally high chloramine concentrations

Heavy wall PVC bulkhead for aquarium and sump plumbing

Useful in established reef aquariums with stable parameters

or sometimes gulping water and jetting it out the gills to propel themselves

Seachem Prime - 500 mL Freshwater Plants Each cap thread is approximatelySeachem Prime 500 mL Seachem Prime 500 mL is a concentrated aquarium water conditioner for freshwater and saltwater systems, removing chlorine and chloramine while detoxifying ammonia, nitrite, and nitrate. Seachem Prime for Aquarium Water Changes Prime is designed for new aquarium setup, routine water changes, cycling support, livestock transport, and emergency detoxification. It is non acidic, will not impact pH, and will not over activate protein