trač Pazi noćna mora petrifilm Mikroprocesor drvo Zatvoriti
3M Petrifilm Plates | Ready to use Plate Count Agar
3M Petrifilm Plates | Great plates of food start with great plates of film. 3M Petrifilm offers 17 ready-to-use plates with no media prep required. 3M Petrifilm are made for... | By