Fritz Pro Aquatics Net Care helps prevent contamination between tanks or ponds while keeping net fabric soft and moist. - Quickly Disinfect Nets Between Tanks - Keeps Net Fabric Soft - Perfect For Store or Professional Use Directions & Dosage Use 5 mL per 1 US gallon (3.78 L) Fill a container with 1 gallon (3.78 L) of fresh water and add 5 mL (1 tsp) of Fritz Net Care. Keep nets in solution between uses. No rinsing necessary. Replace solution weekly or when it begins to turn cloudy. DO NOT ADD TO AQUARIUM WATER Active ingredients: benzalkonium chloride, Gentian violet.