Is Apatite a safe material to be used on air purifier filters?

I learned that the Sharp air purifiers' HEPA filters have an Apatite component to it that apparently provides antibacterial properties to protect the filters from microbial accumulation. Is Apatite a relatively "safe" material to use for an
Apatite is a group name for hexagonal or pseudohexagonal monoclinic arsenates, phosphates and vanadates.
In general use 'apatite' is often used in particular for the Calcium Phosphate minerals, Fluorapatite, Chlorapatite and Hydroxylapatite.




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