Description
These narrowmouthed bottles are ideal for solvents, chemicals, and sample storage. The black phenolic caps feature a Poly-Seal® liner with a unique cone design that provides a wedge seal across the top and also across the inside diameter. The liner is stress crack resistant and offers superior torque retention. The Amber Boston Rounds are manufactured from Wheaton 900 glass that meets USP Type III standards for light-sensitive samples. Sold by the case. Hazard-communication and tamper-evident labels now included FREE! 1 oz (30 mL). 31 mm D x 79 mm H. Case of 48.