SPME Arrow, selection set 1. Includes five different SPME Arrows (20 mm phase length): PDMS (1.10 mm, 100 μm, 5191-5862); Polyacrylate (1.10 mm, 100 μm, 5191-5858); Carbon WR/PDMS (1.10 mm, 120 μm, 5191-5859); DVB/PDMS (1.10 mm, 120 μm, 5191-5860); PDMS (