This is the first ultrasonic cleaner/disinfectant specifically formulated for hearing care professionals. It is an EPA registered virucidal, bactericidal, and fungicidal solution and it won't harm instruments, probe tips, earmolds or patient. It is very simple to use and it cleans and disinfects in one step. It is also biodegradable so it requires no rinsing with water. This 8oz. bottle of solution is very economical because it makes up to 4 gallons of cleaning solution.