Difference between revisions of "D & C dyes"
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An acronym for Drug and Cosmetic dyes. This classification for synthetic dyes is given by the U.S. Food and Drug Administration. D & C dyes can be used in drugs and cosmetics while a FD & C dyes can be used in food, drugs and cosmetics. This designation certifies that the dye does not contain toxic amounts of heavy metals. Examples are: | An acronym for Drug and Cosmetic dyes. This classification for synthetic dyes is given by the U.S. Food and Drug Administration. D & C dyes can be used in drugs and cosmetics while a FD & C dyes can be used in food, drugs and cosmetics. This designation certifies that the dye does not contain toxic amounts of heavy metals. Examples are: | ||
| − | D&C Red No. 21 = eosin; | + | D&C Red No. 21 = [[eosin]]; |
| − | D&C blue No. 6 = indigo; | + | D&C blue No. 6 = [[indigo]]; |
| − | FD&C Red No. 2 = | + | FD&C Red No. 2 = [[Amaranth (dye)|Amaranth]]. |
| − | == | + | == Resources and Citations == |
* Thomas Gregory, ''The Condensed Chemical Dictionary'', Reinhold Publishing, New York, 3rd ed., 1942 | * Thomas Gregory, ''The Condensed Chemical Dictionary'', Reinhold Publishing, New York, 3rd ed., 1942 | ||
Latest revision as of 12:25, 27 October 2020
Description
An acronym for Drug and Cosmetic dyes. This classification for synthetic dyes is given by the U.S. Food and Drug Administration. D & C dyes can be used in drugs and cosmetics while a FD & C dyes can be used in food, drugs and cosmetics. This designation certifies that the dye does not contain toxic amounts of heavy metals. Examples are:
D&C Red No. 21 = Eosin;
D&C blue No. 6 = Indigo;
FD&C Red No. 2 = Amaranth.
Resources and Citations
- Thomas Gregory, The Condensed Chemical Dictionary, Reinhold Publishing, New York, 3rd ed., 1942