DWK Life Sciences (Wheaton) Glass Filled Polypropylene Screw Cap
By DWK - Wheaton Science Products![DWK Life Sciences (Wheaton) Glass Filled Polypropylene Screw Cap](https://krackeler.com/tt/lg/graphics/0012/jpg/GF.jpg)
Open-top polypropylene cap is glass-filled to provide extra chemical and heat resistance compared to standard polypropylene. The septa is bonded to the cap, providing a permanent connection that is ideal for repeat injections. Excellent for EPA samples.