Vials, Sample Vial, Lab File®, Large, Wheaton | DWK Life Sciences

For storage of reagents and standards. Excellent for small derivatization reactions. Especially suited where stability of the glass is of prime importance. Vials are packaged in corrugated trays with partitions. Vials without caps or with open top caps are packed in trays and then shrink wrapped to reduce particulate contamination.

Clear, without Caps
Manufactured from DWK Wheaton 33® low extractable borosilicate glass (meets ASTM Type I Class A and USP Type I standards) to protect against changes in pH and maintain purity of contents.

Amber, without Caps
Manufactured from DWK Wheaton "320" amber glass (meets ASTM Type I Class B and USP Type I standards) to protect light-sensitive samples and maintain purity of contents.

Clear, with Rubber Lined Caps
Specially suited for research studies where stability of the glass is of prime importance. DWK Wheaton 33® low extractable borosilicate glass (meets ASTM Type I Class A and USP Type I standards). Vials can be autoclaved. Caps have white 14B rubber liner. Packed in convenient Lab File® cases.

With PTFE Faced Silicone Lined Open Top Caps
These vials are ideal for use in water sampling according to EPA 40 CFR 136, "Guidelines for Establishing Test Procedures for the Analysis of Pollutants." The open-top screw cap has a specially designed septum of 10 mils of PTFE facing 90 mils of silicone. Vials are packed 72 pieces per tray.