2.0ml Self-standing Conical Cryogenic Vial screwed with clear caps. Clear Medical Grade Polypropylene, Autoclavable • 0.5ml, 1.5ml, and 2.0ml Cryogenic Vials• Polypropylene tubes• RNase & DNase Free• Endotoxin Free• Sterile• RCF: 20,000 x G• Temperature range: -196°C to 121°C• Available in conical and self-standing• Screw cap with silicone o-ring. 2.0ml Self-Standing Sterile Cryogenic Vials