Narrow-Mouth Square Bottle, Polypropylene. Nalgene
Manufacturer: Nalgene (Thermo Scientific)
Square Bottles polypropylene, polypropylene screw closure. Repeatedly autoclavable; resistant to acids, alcohols and bases. Translucent bottles provide visible liquid level. Useful over a temperature range of 0° to 135°C. NOTE: Before autoclaving, just set closure on top of the container without engaging the threads.