Scotelin has a wide range of disinfecting power to kill spores, bacteria, fungi and mycobacterium tuberculosis, and helicobacter pylori in a short period of time. it is highly effective in suppressing the production and removal of biofilm adhered to the external surface of the endoscope and the internal channel. Components of Scotelin are proved to be eco-friendly, which are natually degraded into and carbon dioxide, not causing secondary environmental pollution.