Volumetric Flask Capacity - Metric 500 mL Capacity - English 16.91 fl oz Flask Type Volumetric Overall Height - Metric 275 mm USP Specification Type I Tolerance +/-0.20 mL Includes Closure Yes Closure Type Stopper Neck Style Straight Closure Material PTFE Compatible with Stopper Size 19 Body Material Borosilicate Glass Sterile/Non-Sterile Non-Sterile Autoclavable Yes Body Color Clear Graduated No Graduation Increments - Metric Not Applicable Mouth Size Wide Glassware Class A