Boiling Flask Flask Type Boiling Labware Capacity - Metric 500 mL Labware Capacity - English 16.9 oz Labware Basic Material Glass Labware Body Material Borosilicate Glass Labware Neck Style Straight Includes Closure No Sterile/Non-Sterile Non-Sterile Autoclavable Yes Labware Body Color Clear Labware ASTM Specification E438 Labware Closure Type Stopper Labware Height - English 6.1 in Labware Height - Metric 155 mm Labware USP Specification Type I Stopper Size 24/40