Eppendorf 022637461 Swing-Bucket Rotor A-4-44 with 4 x 50 mL Conical Tube Buckets for Centrifuge Model 5804/R or 5810/R: Science Lab Centrifuge Rotors: Amazon.com: Industrial & Scientific
Eppendorf 5702 Series Centrifuge w/4 x 100mL Swing Bucket Rotor, 4 x 16mm | Fisher Scientific
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Eppendorf 022628188 Model 5810R Refrigerated Centrifuge with S-4-104 4 x 750ml Swing-Bucket Rotor, 15/50ml Adaptor, 20A, 120V: Science Lab Centrifuges: Amazon.com: Industrial & Scientific
Eppendorf 022638602 Swing-Bucket Rotor A-4-81 with 4 x 500 mL Rectangular Buckets for Centrifuge Model 5810/R, 4-Place: Science Lab Centrifuge Rotors: Amazon.com: Industrial & Scientific