网页5.0 borosilicate GCMS vials VWR-Crimp Vial Supplier Dec 22, 2002 · VWR 20ml screw gc glass vials in 5.0 borosilicate glass for GC/MS Material: USP Type 1, Class A, 33 Borosilicate Glass Dimensions: 22.5 x 46mm/22.5 x 75mm Application: GC system Neck Diameter: 18mm Qty/Pack: 100pcs/pack Volume: 10-20ml Payment: T/T MOQ: 1 pack