Powder Funnel, Basic Material Plastic, Funnel Top Inside Diameter - Metric 66.04 mm, 99.06 mm, 149.86 mm, Laboratory Funnel Type Powder, Body Material Polypropylene, Funnel Material Polypropylene, Autoclavable Yes, Body Color White, USP Specification Not Applicable, Product Type Funnel Set, For Use With Powders, Stem Length - Metric 25 mm, Stem Outside Diameter - Metric 16 mm, 23 mm, 29 mm, Funnel Maximum Outside Diameter - Metric 69.85 mm, 105.66 mm, 163.51 mm