Aqueous series amber glass vials with solid-top closures. Featured is the black phenolic cap with a 14B white rubber liner. Both cap and liner are autoclavable and have substantial resistance to chemicals, acids and bases. This combination is ideal for general sampling needs without the added cost of PTFE. Sample Vials in Lab File™ are packaged in corrugated trays with partitions. Vials and rubber-lined caps can be autoclaved.