amber vial caps with patch supplier VWR-Aijiren Vials With Caps. Autosampler Vials,Headspace Vials,Chromatography. 2ml crimp sample vials are manufactured by 33 expansion borosilie glass. Select 2ml crimp sample vials for light-sensitive samples. This vial is equipped 11mm aluminum cap and septa. Aijiren provides 2ml aer sample vial in clear