4ml Screw Vials is also called Wash Vial for Cleaning the Needles
Material: USP Type 1, Class A, 33 Borosilicate Glass
Application: HPLC and GC system
Volume: 4ml (standard volume)
Dimensions: 15 x 45mm
Neck Diameter: 13mm
13mm Black Screw PP Cap with 8.5mm Centre Hole or Closed-top
PTFE/Silicone Septa, 13*1.5mm
Qty/Pack: 100pcs/pack