Jopec Pre-assembled 18mm Screw Thread Headspace Vial with Caps and Septa
20mL Clear Precision Screw
Headspace Vial,
Round Bottom,
22.5*75.5mm
100pcs/pack
Blue PTFE/White Silicone Septa,
18mm Magnetic Precision
Screw Metal Cap,
8mm Centre Hole
100pcs/pack
In-stock
