Erlenmeyer Flask, Capacity - Metric 500 mL, Capacity - English 16.9 fl oz, Flask Type Erlenmeyer, Overall Height - Metric 159 mm, USP Specification Type I, Includes Closure Yes, Closure Type Stopper, Neck Style Straight, Closure Material White, Compatible with Stopper Size 32, Body Material Borosilicate Glass, Sterile/Non-Sterile Non-Sterile, Autoclavable Yes, Body Color Clear, Graduated Yes, Graduation Increments - Metric 50 mL, Glassware Class A, ASTM Specification E438, Basic Material Glass