These 30 mL PYREX®) tall form weighing bottles have a 29/12 Standard Taper joint style opening that accepts a closed bottom, hollow pennyhead style stopper.
Specification
Product Number: 1680-3060 Qty./Pk: 6 / Pk Qty./Cs: 18 / Cs Capacity: 30 mL Bottle Shape: Cylindrical Feature: Reusable Height: 164 mm O.D.: 88 mm Tubulation O.D.: 10 mm Weight: 30 g Sterile: No