Extracting and Processing Oils from the Hydnocarpus Seed

A photograph of chemical apparatus demonstrating how to extract esters from the oils of the seeds of the hydnocarpus trees.

Preparing the Hydnocarpus Oil Injection Treatment. Preparation of esters from oils. To the right a mixture of oil, alcohol and acid are being boiled over a water-bath; reflux condenser above. In the middle the esters are being washed in a separating funnel. The upper layer is the esters and the lower is water. To the left a bottle has been adapted as a separating funnel. Such a bottle should be used for preparing the esters by the cold process. NLM Unique ID 25960700R.

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