Sample Vial Capacity - Metric 20 mL Capacity - English 0.67 fl oz Body Diameter - Metric 27 mm Product Type Vial Vial Type Scintillation Body Material HDPE Includes Closure Yes Closure Material Urea Closure Liner Material Polyethylene Screw Closure Size 22-400 mm Neck Size 22-400 mm Body Color Clear Overall Height - Metric 61 mm Number of Vials Included 1 000 Basic Material Plastic Special Features Background Counts are Consistent and Low Ultraviolet Transmission is High