Vacuum filtration set for 47 or 50 mm membrane , 500 ml to 5.000 mlExtent of delivery: 1 x Vacuum Erlenmeyer Flask made from Boro 3. 3 clear glass. 1 x Membrane filtration funnel with side tube.(Diameter 47 or 50 mm) 1 x Filtering cup with graduations 1 x Clamp 1 x Plastic Stopper Complete Set Erlenmeyer Flask (Volumes in ml) Filtering cup (Volumes in ml) Filtering Head for Membrane (Diameter in mm) 500 ml 500 ml 300 ml 50 mm 1. 000 ml 1. 000 ml 300 ml 50 mm 2. 000 ml 2. 000 ml 300 ml 50 mm 5. 000 ml 5. 000 ml 300 ml