Polystyrene media/filler bottles Economical Easy-to-read graduations Sterile Available with low profile, easy grip handle (pictured) and traditional smooth sides Disposable plastic storage bottles are made from optically clear polystyrene and are ideal storage containers for sterile media, buffers or other aqueous solutions. They also serve as replacement receiver/storage bottles for Corning sterile filter systems. Easy grip sides facilitate handling. Plug seal cap provides an airtight seal and helps minimize the risk of contamination. Bottles are sterile and certified nonpyrogenic.