10pcs/lot 47MM air dust removal air pump filter suction device medical filter for Portable sputum aspirator

Cone Filtration Assemblies Suction Bottle Mat Strainer Conical Tapered Filter Adapter

Paper Filtering Funnel Strainer Labs Filtration Laboratory Supplies White Plastic Experiment

5pcs/lot 50mm 0.22um Disposable Air Filter with Hydrophobic PTFE Membrane for Laboratory Biological Culture Etc.

Syringe Filters,PTFE Membrane 0.22μm Pore Size,25mm Diameter,25 Pcs by Ks-Tek

Stainless Steel Kitchen Funnel with Detachable Filter for Transporting Liquids& Fluid, Adding Ingredients Jams and Marmalades to

2 pieces/pack 50mm High Quality Glass Funnel Borosilicate Glass Triangular Funnel Laboratory Equipment

Rubber Filter Mat Flask Laboratory Glassware Gaskets Accessories Buchner Funnel Adapter Cone Collar

Flask Rubber Filter Mat Funnel Cone Tapered Collar Buchner Accessories Pad White Adapter for Laboratory Glassware Gaskets

Separatory funnel pear shape,with ground-in glass stopper and stopcock.Capacity 60ml,glass switch valve

2pcs/pack Lab 250ml pear-shaped separatory funnel with ground-in glass stopper for school experiment

9 Pcs Conical Suction Bottle Mat Funnel Buchner Funnels Silica Gel Smooth Rubber Stopper