Product Review

This 500mL polypropylene filtering flask is molded in one piece to withstand full vacuum to 30 inches Hg. The 45 degree angle of tubulation prevents tipping. Barbed adapter accepts 1/4 to 3/8 inch I.D. tubing. Flask is non-graduated and has an oval marking area. Uses stopper number 7. Autoclavable. Material: polypropylene. Capacity: 500mL. Fits tubing I.D.: 1/4 to 3/8 inch (6.4 to 9.5mm). Stopper number: 7. Sold individually. Nalgene #: DS4101-0500.