A SAFE, EFFECTIVE COPPER TREATMENT FOR MARINE FISH. USED AT 2.5 PPM COPPER - NEARLY 5-TIMES THE NORMAL TOXIC LEVEL OF COPPER IN SALT WATER - COPPER POWER'S HIGHER CONCENTRATION LETS YOU "BLAST" AWAY DISEASE. COPPER POWER WILL NOT PRECIPITATE OUT OF THE WATER AND REMAINS ACTIVE IN THE WATER ACTING AS A PREVENTATIVE AGAINST NEW OUTBREAKS OF DISEASE.