1000PCS 2/3/5/10/20ml Glass Vials Headspace Vials Lab Vials w/ Caps Crimp Top US

A 20mm vial crimper（Not Provided） is required to fully seal the aluminum cap. Model : 2/3/5/10/20ml Headspace Vials. A 13mm vial crimper（Not Provided） is required to fully seal the aluminum cap. High-Quality Materials: These sample vials are made of quality borosilicate glass that is more resistant to thermal shock (Temperature range: -328℉ to 392℉).