19 mm magnetic bi-metal cap/septa w/3.
Perkin Elmer 20 mm magnetic bi-metal cap/septa w/3.; 20 mm magnetic bi-metal cap/septa w/3.0 mm 8 mm; package: 100 - PE
Perkin Elmer 20 mm magnetic bi-metal cap/septa w/3.; 20 mm magnetic bi-metal cap/septa w/3.0 mm 8 mm; package: 100 - PE