Simport Cryovial 2ml,Self-S. Sil. O-Ring, 100 Items SIMPT301-2

Simport Cryovial® Internal Thread, Self-Standing with Silicon O-Ring Seal, 2 ml Red silicone O-ring seal fits tightly inside the tube opening to ensure a leakproof seal Made of medical-grade, non-cytotoxic, USP class VI, and FDA compliant polypropylene Free of RNase, DNase, Pyrogen, and DNA BSE/TSE BPA, phthalate, Latex, and Heavy metal-free Sterilized by Gamma radiation and autoclavable