abstract |
The present invention pertains to a method for cleaning a medical appliance using a treatment solution containing 0.004-1 mass% of an alkanolamine (A), 0.002-1 mass% of a non-ionic surfactant (B), 0.004-10 mass% of a polyhydric alcohol (C), an effective amount of an alkali protease (D), and water (E); the treatment solution has a pH of 9 or more. |