, Volume 47, Issue 2, pp 73-74

Use of ferric chloride to decolorize cottonseed oil

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Cottonseed miscella was treated with FeCl3 to form an iron-gossypol complex. The treated miscella was then extracted with alkaline water. The supernatant lipid filtered through bleaching clay produced an oil containing virtually no light-absorbing color bodies and a product that compared favorably, colorwise, with commercial oil.

So. Utiliz. Res. Dev. Div., ARS, USDA.