Copper safe is a safe, stable, and non-staining chelated copper concentrate delivering relief from unwelcome parasites. Proves effective treatment and control of Fresh and Saltwater Ich, Fresh and Saltwater Velvet, and other external parasites, including flukes and anchor worms. The long lasting formula only requires one dose to maintain a therapeutic level for up to one month in the aquarium.
Use 5 ml (1 tsp) per 4 U.S. gallons (15 L), or 8 oz (1 cup) per 190 U.S. gallons (337.5 L). This dose maintains a total copper level of ~2.0 ppm, no redosing is necessary for up to one month. Treatment time will vary based on the infection you are treating.