This 20mL scintillation vial is constructed from Wheaton 180 low potassium borosilicate glass. Background counts are consistent and low; ultraviolet transmission is high. A variety of screw caps can be purchased separately.
Vials are packaged in 5 utility trays with each partitioned tray holding 100 vials each. Dimensions are 28 x 61 mm (with cap attached).