Difference between revisions of "Cod liver oil"
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== Description == | == Description == | ||
| − | A pale yellow, nondrying oil expressed from the fresh livers of cod fish (Gadus morhua). Cod liver oil primarily contains unsaturated fatty acids (palmitoleic [20%], [ | + | A pale yellow, nondrying oil expressed from the fresh livers of cod fish (''Gadus morhua''). Cod liver oil primarily contains unsaturated fatty acids (palmitoleic [20%], [[oleic acid|oleic]] and [[linoleic acid|linoleic]] [29% combined]) with smaller amounts of saturated fatty acids (myristic [7.3%], [[palmitic acid|palmitic]] [8.4%], and [[stearic acid|stearic]] [0.6]) and some [[cholesterol]]. It is a dietary source of vitamins A and D and was used medicinally in the 18th and 19th centuries for the treatment of rickets. Cod liver oil is a primary agent in the tanning of [[chamois leather]]. It is also mixed with [[zinc oxide]] and sold in commercial protective creams (Desitin, etc.) |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
| − | ''Gadus morhua''; aceite de | + | ''Gadus morhua''; aceite de hígado de bacalao (Esp.); olio di fegato di merluzzo (It); cod-liver oil; cod oil; morrhua oil |
| − | + | Examples include: Gaduol; Tunol | |
| − | == | + | == Risks == |
| + | * Combustible. | ||
| + | * Humco: [https://www.humco.com/wp-content/uploads/2019/03/0635-Cod-Liver-Oil-SDS.pdf SDS] | ||
| + | ==Physical and Chemical Properties== | ||
Soluble in ether, chloroform, ethyl acetate, carbon disulfide. Slightly soluble in ethanol. Saponification value 180-190. Iodine value 145-180. | Soluble in ether, chloroform, ethyl acetate, carbon disulfide. Slightly soluble in ethanol. Saponification value 180-190. Iodine value 145-180. | ||
| Line 19: | Line 22: | ||
|- | |- | ||
! scope="row"| Density | ! scope="row"| Density | ||
| − | | 0.918-0.927 | + | | 0.918-0.927 g/ml |
|- | |- | ||
! scope="row"| Refractive Index | ! scope="row"| Refractive Index | ||
| Line 25: | Line 28: | ||
|} | |} | ||
| − | == | + | ==Resources and Citations== |
| − | + | * Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 | |
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| − | |||
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| − | * | ||
* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 2530 | * ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 2530 | ||
| − | * ''Encyclopedia Britannica'', http://www.britannica.com Comment: "cod-liver oil." | + | * ''Encyclopedia Britannica'', http://www.britannica.com Comment: "cod-liver oil." Accessed 17 May 2005. |
* ''CRC Handbook of Chemistry and Physics'', Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 | * ''CRC Handbook of Chemistry and Physics'', Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 | ||
| − | * | + | * Random House, ''Webster's Encyclopedic Unabridged Dictionary of the English Language'', Grammercy Book, New York, 1997 |
* ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998 | * ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998 | ||
Latest revision as of 14:34, 1 July 2022
Description
A pale yellow, nondrying oil expressed from the fresh livers of cod fish (Gadus morhua). Cod liver oil primarily contains unsaturated fatty acids (palmitoleic [20%], oleic and linoleic [29% combined]) with smaller amounts of saturated fatty acids (myristic [7.3%], palmitic [8.4%], and stearic [0.6]) and some Cholesterol. It is a dietary source of vitamins A and D and was used medicinally in the 18th and 19th centuries for the treatment of rickets. Cod liver oil is a primary agent in the tanning of Chamois leather. It is also mixed with Zinc oxide and sold in commercial protective creams (Desitin, etc.)
Synonyms and Related Terms
Gadus morhua; aceite de hígado de bacalao (Esp.); olio di fegato di merluzzo (It); cod-liver oil; cod oil; morrhua oil
Examples include: Gaduol; Tunol
Risks
- Combustible.
- Humco: SDS
Physical and Chemical Properties
Soluble in ether, chloroform, ethyl acetate, carbon disulfide. Slightly soluble in ethanol. Saponification value 180-190. Iodine value 145-180.
| CAS | 8001-69-2 |
|---|---|
| Density | 0.918-0.927 g/ml |
| Refractive Index | 1.4705-1.4745 |
Resources and Citations
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 2530
- Encyclopedia Britannica, http://www.britannica.com Comment: "cod-liver oil." Accessed 17 May 2005.
- CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980
- Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998