National Scientific Headspace Crimp-Top Vials, National Scientific Aluminum Seals Clear PTFE/Blue Silicone is a reliable and dependable addition to the National Scientific Beakers, Test Tubes, Flasks, & Accessories family of products. Combining top-notch and uncompromising quality with an affordable price, the National Scientific Headspace Crimp-Top Vials, National Scientific Aluminum Seals Clear PTFE/Blue Silicone C4020-42AP/ 66065-354 can fulfill your laboratory needs while still offering a great value for the money.
Product Category Description:
Vials feature a beveled crimp finish which gives a much tighter seal than flat crimp surfaces. Manufactured from clear 33 expansion borosilicate glass. Flat-bottom vials feature a slightly longer neck, providing a custom fit for Carlo Erba and Agilent* autosamplers. Round-bottom vials are designed to fit PerkinElmer*, Tekmar*, and Varian* headspace autosamplers. Seals have attached septa, unless otherwise specified.