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%], [http://cameo.mfa.org/materials/fullrecord.asp?name=oleic | + | 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%], [http://cameo.mfa.org/materials/fullrecord.asp?name=oleic%20acid oleic] and [http://cameo.mfa.org/materials/fullrecord.asp?name=linoleic%20acid linoleic] [29% combined]) with smaller amounts of saturated fatty acids (myristic [7.3%], [http://cameo.mfa.org/materials/fullrecord.asp?name=palmitic%20acid palmitic] [8.4%], and [http://cameo.mfa.org/materials/fullrecord.asp?name=stearic%20acid stearic] [0.6]) and some [http://cameo.mfa.org/materials/fullrecord.asp?name=cholesterol 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 [http://cameo.mfa.org/materials/fullrecord.asp?name=chamois%20leather chamois leather]. It is also mixed with [http://cameo.mfa.org/materials/fullrecord.asp?name=zinc%20oxide 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 |
Example include: Gaduol; Tunol | Example include: Gaduol; Tunol | ||
| Line 31: | Line 31: | ||
== Authority == | == Authority == | ||
| − | * | + | * 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 | * ''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." Encyclopædia Britannica. 2005. Encyclopædia Britannica Premium Service 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 | ||
Revision as of 07:46, 24 July 2013
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
Example include: Gaduol; Tunol
Other 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 |
| Refractive Index | 1.4705-1.4745 |
Hazards and Safety
Combustible.
Authority
- 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." Encyclopædia Britannica. 2005. Encyclopædia Britannica Premium Service 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