This Barbicide disinfectant is an easy way for the professional groomer to disinfect comb, brushes, shears, and more. Kills ringworm, HIV virus, staph, bacteria, and other pathogens. Barbicide disinfectant contains a powerful rust inhibitor. Concentrated liquid, 4 ounce makes one gallon of clear blue solution that is fully biodegradable. 64 ounce bottle makes 16 gallon of solution.