separatory funnel

The separatory funnel shown here contains water (bottom) and heptane (top). Due to their dissimilarity in structure, the two liquids form two layers. This can be used to separate the compounds (natural products) found in samples. Image courtesy of Islands in the Sea 2002, NOAA/OER.

Related Links

Islands in the Sea 2002

Islands in the Sea: What is a Natural Product ?

NOAA Ocean Explorer Gallery