Lab Supplies, Lab Equipment, Lab Chemicals, & Lab 40 Ml Aer Vials found in40 ml Vial, Glass Aer, .125 TFE / Sil Liner, 40ml Borosil Aer Glass Vial, Vial Aer Graduated 2ml, 40 mL Sample Vial In.. these vials are asseled with the following materialsType 1 borosilie glass, PTFE/silicone septa, and a polypropylene cap.