Volumetric Flask, Capacity – Metric 250 mL, Capacity – English 8.45 fl oz, Flask Type Volumetric, Overall Height – Metric 250 mm, USP Specification Type I, Tolerance +/-0.12 mL, Includes Closure Yes, Closure Type Stopper, Neck Style Straight, Closure Material PTFE, Compatible with Stopper Size 16, Sterile/Non-Sterile Non-Sterile, Autoclavable Yes, Body Color Amber, Graduated No, Graduation Increments – Metric Not Applicable, Glassware Class A, ASTM Specification E288, Basic Material Glass