The Thermo Scientific Nalgene Square Polycarbonate Laboratory Bottles is autoclavable, transparent square laboratory bottles are great for general purpose storage. Capable of accommodating aqueous solutions and short-term storage of media, they are good for freezer use to -135°C.
They have polypropylene closures. The graduated 2L size has molded-in handgrips.
Before autoclaving, set closure on the top of the container without engaging the threads. Autoclave empty. Repeated autoclaving will shorten the life of the bottle.