This 9.5L (2.5 gallon) Corning Pyrex double scale, graduated, solution carboy bottle is designed for solution storage and is ideal for media preparation. Neck is tooled to increase mechanical strength and a uniform stopper fit. Material: Borosilicate Glass Code 7740. Capacity: 9000mL. Bottle Style: Carboy. Neck Style: Wide Mouth. Top Style: Tooled Mouth. Rubber Stopper No.: 12. Bottle Shape: Cylindrical. Height: 475mm (approx). Outer Diameter: 187mm (approx). Neck O.D.: 71.5mm (approx). Not sterile. Corning #: 1596-9L.