2ml crimp sample vials are manufactured by 33 expansion borosilicate glass. Select 2ml crimp sample vials for light-sensitive samples. This vial is equipped 11mm aluminum cap and septa. Aijiren provides 2ml amber sample vial in clear-pack trays. 2ml autosampler vial is compatible with closures come in different colors, sizes, and septa materials. Aijiren offered 2ml crimp vial with a graduation patch. Possible identification errors are eliminated. Supporting use with inserts or already possessing a conical interior shape, maximum retrieval of contents to eliminate waste.