The Quality of Medicinal Cod-Liver Oil and Its Preparations on the Indian Market
نویسندگان
چکیده
Cod-liver oil is the fixed oil expressed from the fresh liver of the codfish (Gadus morrhua, Linn.) by the application of low pressure steam at a temperature not exceeding 85?C., and freed from solid fat by filtration at about 0?C. It occurs as a pale yellow liquid with a slightly fishy but not rancid odour, and a bland, slightlyfishy taste. Amongst fatty oils, cod-liver oil occupies a peculiar position chemically, for it contains, besides the ordinary types of fat, glycerides of very non-saturated fatty acids (largely those of Clupanadonic acid, C22H3402 and of a highly unsaturated acid containing 18
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