Funnel, Basic Material Glass, Capacity – English 16.9 fl oz, Laboratory Funnel Type Separatory, Body Material Glass, Funnel Material Borosilicate Glass, Autoclavable Yes, USP Specification Type I, Product Type Separatory Funnel, For Use With Liquids, Stem Length – Metric 60 mm, Capacity – Metric 500 mL, Stem Outside Diameter – Metric 6 mm, Includes Closure Yes, Closure Material Glass, ASTM Specification E1096, E438, Special Features Not Applicable, Package Quantity 2