glass 22-mL vial with 22-mL amber vial listed below. • Amber glass vial, 22-mL with 20-mm thread (Sigma-Aldrich, catalog no. 27073-U). • Cap, 20-mm thread with PTFE liner (Sigma-Aldrich, catalog no. 27174-U). • Micro impinger trap (SKC, Inc. catalog no. 225-22-01). • Silicon tubing, 3/16 in. I.D. × 5/16 in. O.D. .