higijenski

1. hygienic; hygiene; sanitary
   Inspekcija je proverila higijenske uslove u restoranu. — The inspectors checked the hygiene conditions in the restaurant.
   Higijenski ulošci su na trećoj polici. — Sanitary pads are on the third shelf.

To say something is clean and meets standards, Serbian usually says higijenski ispravan.