Dynalon Concertina Bottles, Collapsible Amber HDPE

These amber collapsible concertina bottles are ideal for chemical solutions that readily oxidize or easily outgas. The bellows convolution of the walls allow the bottle volume to be adjusted to match the volume of contents and eliminate air space as liquid is drawn off or added. Manufactured of amber polypropylene which is ideal for light-sensitive samples which need to be protected from exposure.