The Benchmark Scientific B3000-50-AS Hybex Media Storage Bottles with Standard Assorted Caps/Drip-Free Rings, 50ml (Pack of 10) are manufactured from high quality, borosilicate 3.3 glass. With their superior chemical resistance, these bottles are ideal for storage of reagents, culture media, biological fluids and a variety of other aqueous and non-aqueous solutions.

A low coefficient of thermal expansion (3.3), provides temperature resistance that is far superior to that of standard lab glass (or soda lime glass). Hybex glass can withstand temperatures from -70 to 500°C, permitting repeated use in freezers, microwaves, autoclaves and dry heat sterilization chambers.

The B300050AS Hybex media bottles include drip-free sealing rings as well as a standard assorted polypropylene sealing caps (GL45).