Headspace vials and closures are specialized containers designed for gas chromatography (GC) applications, particularly for volatile compound analysis. Made from clear or amber borosilicate glass, these vials offer high thermal resistance and come in flat or rounded bottom designs, typically with 20 mm crimp or screw necks. Paired with precision-fit aluminum crimp caps and silicone... https://www.simsonchemtech.com/product-category/vials-and-closures/headspace-vials-and-closures