STOPPER COMBO 19/22TS 6/CS.PYREX Hollow Combination Standard Taper Joint and Reagent Bottle Stoppers, Size: 19, Standard Taper Joint: 19/22, Pyrex Glass, Borosilicate Glass, For Use With: Reagent bottle, Height: 5.1 cm, Length Ground Zone: 2.2 cm, Ba
STOPPER NO22 6/CS.PYREX Solid Glass Pennyhead Standard Taper Stoppers, Length Ground Zone: 2 cm, Size: 22, For Use With: Flask and separatory funnel, Pennyhead Stopper
STOPPER NO27 6/CS.PYREX Solid Glass Pennyhead Standard Taper Stoppers, Length Ground Zone: 2.1 cm, Size: 27, For Use With: Flask and separatory funnel, Pennyhead Stopper