100Pcs 20mL Scintillation Vial Small Bottle Glass Counting Vials Cone Liner
100/200/300/400/500/1000/2000/3000x 20mL Scintillation Vials Aluminum Foil Liner. Material: The scintillation vials are made of low-potassium borosilicate glass that conforms to USP Type I and ASTM E438, Type I, Class A specifications.

