Screw cap ND18, silver, closed, Sil/PTFE, pk/100

N20 bimetal cap,blue/silver, blue SIL/PTFE, pk/100

20mL HS vial,clear,22.5x75.5mm,flat bottom,pk/100

20mL HS vial, clear, 22.5x75.5mm, RB, pk/100