This Corning® PYREX® low form weighing bottle has a capacity of 42mL. It has an external 60/12 Standard Taper joint style opening. The closure style cap fits over the externally ground body. Non-Sterile. Material: Borosilicate Glass Code 7740. Capacity: 42mL. Bottle Style: Weighing. Neck Style: Short. Top Style: Standard Taper Joint. Bottle Shape: Cylindrical. Stopper Style: Hollow Glass. Standard Taper Joint: 60/12. Reuseable. Height: 30mm. Outer Diameter: 60mm. Weight: 73g. Corning®#: 1688-6030.