Can be used aseptically.
Recessed filter support provides sufficient clearance so that the membrane will not twist or tear when the funnel is secured.
Graduated funnel in 300 mL (standard), 500 mL (wide mouth) or 800 mL (large) capacities
Receiver flask (KP 47S) is interchangeable with all other models.
Funnel cover can be vented aseptically using disposable syringe filter.