Round Bottom Flask Flask Type Round Bottom Labware Capacity - Metric 1 000 mL Labware Capacity - English 34 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 7.48 in Labware Height - Metric 190 mm Labware USP Specification Type I Stopper Size 24/40