Savillex PFA lab bottles deliver unmatched chemical purity, durability, and a wide temperature range for demanding applications. Manufactured using a unique stretch blow molding process, these high-performance bottles offer lower trace metal content, smoother surface finish, easier pouring, and superior sealing. The linerless PFA screw closures provide a secure, leak-free seal. Working temperature range is from -200 to 260°C (-328 to 500°F)