Lotus Connect Store › Polypropylene Graduated Cylinder, Octagonal Base, 250ml pack of 6 Polypropylene Graduated Cylinder, Octagonal Base, 250ml pack of 6 $23.77 Polypropylene graduated cylinderOctagonal baseAutoclavableThese polypropylene graduated cylinders have a hexagonal base, are made from a single piece and are autoclavable. Quantity: Add To Cart Added! Polypropylene graduated cylinderOctagonal baseAutoclavableThese polypropylene graduated cylinders have a hexagonal base, are made from a single piece and are autoclavable.