DURAN® graduated laboratory bottles are chemically resistant and stable.

Note: 10 and 25 ml sizes do not have pouring rings.

Bottles are available with or without red PTFE-lined PBT cap and a removable pouring ring that allows for drip-free operations. Bottles are designed for use in temperatures up to 180 °C (356 °F). Blue polypropylene caps are suitable for use in temperatures up to 140 °C (284 °F). Not suitable for vacuum or pressure use. Bottles can be hot air sterilized or autoclaved. Amber colored bottles offer protection to samples which are sensitive to light. Safety coated bottles offer protection against mechanical damage and prevent leakage of contents should the glass break. The safety coated bottles are suitable for use up to 135 °C (275 °F). Not suitable for vacuum or pressure use. All bottles are fabricated from borosilicate glass.