Headspace Kits, Vials and Caps 10 ml and 20 ml standard vials and kits for headspace. Screw, crimp vials and caps. EPA / TOC Vial, Kit and Caps Certified and standard vials, kits and caps for EPA /TOC CLAM-2000/2030 Vials Reagent vials, filtration and collection sets for Shimadzu CLAM-system Vial Accessory Racks, storage boxes and crimping tools