Sample Vial Snap Cap found in: Sample Vials, PP, with LDPE Snap-On Caps, Low-Density Polyethylene Sample Vials, Sample Containers, Snap Cap Vial Container,.. to 135 C. Can be used with crimp or snap caps. Wide Opening Glass/Plastic Crimp/Snap Top Vials (2715F86) Polypropylene body with a glass-flanged insert molded to the inside Sample contacts only the