The Collaborative International Dictionary
Purificator
Purificator \Pu"ri*fi*ca`tor\, n. One who, or that which, purifies; a purifier.
Wiktionary
purificator
n. 1 One who, or that which, purify; a purifier. 2 The napkin used to wipe the lip of the chalice during Holy Communion.
Usage examples of "purificator".
Those would be his altar cloths, his maniples, his purificators and burses and veils and corporals.