These borosilicate glass vials do not come pre-sterilised and should be made sterile before use to remove any biological agents that may possibly be present. To seal a vial securely a vial rubber stopper must be used, and then a vial lid crimped on with crimping tool. Glass: Low Borosilicate Glass Bottle Vials Diameter: 36mm Height: 63mm Neck Size: 20mm...