Clear, square disposable polycarbonate bottles are space-saving and convenient to handle. Useful for mixing, sampling, and storage applications. Graduations and large marking spot are screened in easy-to-read white enamel. Includes a blue, liner-less GL 45 polypropylene plug-seal autoclavable cap. Neck ID is 37mm. Polycarbonate bottles can be used in environments ranging from -80° to 130° Celsius. Sterilized using gamma radiation. Individually bagged. Bottles can be autoclaved once - repeated autoclaving is not recommended.