I think your best bet is: 清洁 it's usually used as an adjective like:
clean; sanitary
她的房间整齐清洁。
²Tā de fángjiān zhěngqí qīngjié.
Her room is tidy and clean. -ABC
But! It's also used frequently as a verb!
In china at the moment a lot of cities even have 清洁城市活动 or 清洁城市日.