Size 12 Pure Gum Rubber Stoppers will plug food containers, lab vials and other openings. Pure Gum Rubber useful to 220º F and in applications with moderate chemicals, alocohols and organic acids. Do not use with strong acids, fats, grease or hydrocarbons.
#12 Gum Rubber Stoppers
Great company to deal with - nice website - pleasant ordering experience - efficient and fast shipping - and quality product.