Removes/Detoxifies Chlorine, Chloramine, Ammonia, Nitrite, Nitrate & Heavy Metals. For Freshwater & Saltwater Use Water Primer™ is designed to remove/detoxify Ammonia,Chlorine, Chloramine, Nitrite, Nitrate & Heavy Metals that may cause harm to your aquarium. Chlorine & Chloramine present in tap water, while Ammonia, Nitrate & Nitrate are by-products from fish waste and organic decay. These can cause harm and even death to your aquarium’s inhabitants at high concentrations. Water Primer™ renders tap water safe for use in aquariums and can potentially save your aquarium from a wipeout due to an ammonia or nitrite spike. Contents: –Deionised Water – Blend of Ammonia, Chlorine, Chloramine, Nitrite, Nitrate & Heavy Metal removing/detoxifying salts Instructions: Shaking is not required, however, if product has been left standing for a length of time invert bottle 3-4 times before using. For dosing directly into the aquarium – we recommend diluting with your aquarium water first, then slowly adding into high flow. For dosing into water change container – we recommend adding slowly while mixing then continue water change as usual. Directions: • Do NOT use in aquariums containing freshwater plants Dosing: Add 5mL/300L (79 gal) of tap water. If Chlorine/Chloramine levels are high, then a double dose may be used.Add up to 25mL/300L (79 gal) of aquarium water in case of emergency such as an ammonia or nitrite spike due to an inhabitant death, pH swing or other major parameter swing. Note: 1 capful = ~10mL. For easier dosing, download our FREE “Q Dosing” app! Caution: Keep out of reach of children. In case of contact with eyes or skin flush immediately with running water for 5 – 15 min, if irritation persists seek medical advice. If swallowed seek medical advice immediately, sip water if possible and do not induce vomiting unless told to do so by the medical professional.• Do not use in aquariums containing freshwater plants