Volumetric Flask Capacity - Metric 1 L Capacity - English 34 fl oz Flask Type Volumetric Overall Height - Metric 328 mm USP Specification Type I Tolerance 0.3 ml Includes Closure Yes Closure Type Stopper Neck Style Straight Closure Material PTFE Compatible with Stopper Size 22 Body Material Borosilicate Glass Sterile/Non-Sterile Non-Sterile Autoclavable Yes Body Color Clear Graduated Yes Graduation Increments - Metric Not Applicable Mouth Size Wide Glassware Class A