Health Insurance Law Weekly
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Food and Drug Administration, U.S.
Method to measure reaction products in FD&C Red No. 3 (erythrosine) has been developed
August 13th, 2006
Scientists have developed a high-performance liquid chromatography method to quantify 2,4,6-triiodoresorcinol and other side reaction products and intermediates in the color additive FD&C Red No. 3 (erythrosine). According to recent research from the United States, "An HPLC method was developed for the quantitative determination of 2,4,6-triiodoresorcinol (I3R), 2-(2',4'-dihydroxy-3',5'-diiodobenzoyl) benzoic acid, resorcinol, phthalic acid, and sodium iodide in the color additive FD&C Red No. 3 (erythrosine) (R3)." "Due to the fast decomposition of I3R in aqueous solutions, the dye portions analyzed were dissolved in methanol and the determinations...
Source: Health Insurance Law Weekly (2006-08-13)
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