Comparison : Item # C60622-EFB050A, 50mL Centrifuge Tube with Bi-directional Transfer Cap with Silicon Tube
Item # C60922-EFB050A, 250mL Centrifuge Tube with Bi-directional Transfer Cap with Silicon Tube
Item # C61022-EFB050A, 500mL Centrifuge Tube with Bi-directional Transfer Cap with Silicon Tube
Item # 601001, 15 mL Centrifuge Tube, Rack(PS Rack), premium, Sterile
Item # 601002, 15 mL Centrifuge Tube, Bulk, premium, Sterile