50 ml Zentrifugenröhrchen, konisch, Beutel (steril) - STARLAB
SPL 50 ml Conical Centrifuge Tube PP/HDPE, Sterile,Non - pyrogenic, Non - cytotoxic, DNase / RNase - free, Human DNA - free (Case of 500) - Pro Lab Supply Corp
50 mL Conical Tube Water Bath Tube Rack ⋆ Morganville Scientific
Celltreat Brand 50mL Conical Centrifuge Tubes in Bags with Red Caps, RNase/DNase free, Sterile - Lab Supplies - Stellar Scientific
50ml Plastic Centrifuge Tubes with Screw Cap, CertBuy 50 Pack Self-Standing Plastic 50ml Test Tube Polypropylene Conical Tubes with Cap, Graduated Marks: Amazon.com: Industrial & Scientific