Features of Shimadzu Vials and Septa 1st hydrolytic class and silanized glass ials are packaged in a cleanroomV Contamination-free septa production 1.5mL screw vials, 100/pack Part number 220-97331-25 220-91521-03 220-97331-26 Type Clear, screw vial Clear, screw vial with integrated 0.2mL micro-insert Amber, screw vial Write on spot √ √ √