Allura Red AC

Allura Red AC is a red azo dye that goes by several names including Allura Red, Food Red 17, C.I. 16035, and FD&C Red 40. It is used as a food dye and has the E number E129.

It has the appearance of a dark red powder. It usually comes as a sodium salt, but can also be used as both calcium and potassium salts. It is soluble in water; in solution, its maximum absorbance lies at about 504 nm. Its melting point is above 300 °C (572 °F).

单词	Allura Red AC
释义	Allura Red AC 英语百科 Allura Red AC Allura Red AC is a red azo dye that goes by several names including Allura Red, Food Red 17, C.I. 16035, and FD&C Red 40. It is used as a food dye and has the E number E129. It has the appearance of a dark red powder. It usually comes as a sodium salt, but can also be used as both calcium and potassium salts. It is soluble in water; in solution, its maximum absorbance lies at about 504 nm. Its melting point is above 300 °C (572 °F).
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