@bsardella @scoop & @blm1007blm1007 are right - you need to boil it.
Here's some other news you may not want to hear - along with all the other concerns over bronchiectasis - you also need to keep your entire CPAP scrupulously clean - mask, hoses, rreservoir. Sanitize regularly according to the manufacturer's directions.
A few years ago, a dear friend was struggling with repeated bouts of pneumonia - and I learned he was lax about cleaning and sanitizing. It was better when he followed directions.