Volumetric Flask, Capacity – Metric 500 mL, Capacity – English 16.9 fl oz, Flask Type Volumetric, Overall Height – Metric 287 mm, USP Specification Type I, Tolerance +/-0.20 mL, Includes Closure Yes, Closure Type Stopper, Neck Style Straight, Closure Material Glass, Compatible with Stopper Size 19, Sterile/Non-Sterile Non-Sterile, Autoclavable Yes, Body Color Clear, Graduated No, Graduation Increments – Metric Not Applicable, Glassware Class A, ASTM Specification E288, Basic Material Glass