Vials are available in 1.5, 10 and 20 mL sizes, with crimp-tops or screw-tops. Caps to suit sampling method(s) are provided with the appropriate septum. Decapper and crimping tools available for use with crimp-top vials; 5 mL vials available in clear and amber glass; Caps for 10/20 mL vials are magnetic, to enable automated handling by the