Bottles, Media Storage, Square, Graduated, GL Screw Threads

Square bottles are easier to handle, require less space (13-20%) on the shelf or in the autoclave and are ideal for mixing, sampling and storage. Features include: white enamel graduations, large marking spot and a glass ridge molded into the bottle to indicate full capacity. Made from Pyrex® borosilicate glass for chemical and thermal resistance and includes a liner less one-piece autoclavable orange polypropylene plug seal cap with drip-free pouring ring.  CAUTION:  DO NOT have caps tightened immediately after autoclaving as the vacuum resulting from cooling can cause breakage. Not applicable for vacuum use.