Regenerated Cellulose circles (RC55), 0.45 µm, 47 mm 100 10410212 Regenerated Cellulose circles (RC55), 0.45 µm, 50 mm 100 10410214 GV 050/2, glass frit filter, hose coupling connection, Erlenmeyer flask 1000 ml (NS45) 1 10442200 Whatman In-line filter