Product name:Acid red 1
CAS:3734-67-6
Molecular Formula:C18H13N3Na2O8S2
Formula Weight:509.42
Description:Acid red 1 is a red powder or particle, soluble in water, slightly soluble in ethanol.
Acid red 1 is a product of diazotization of aniline and n-acetyl H Acid by coupling with n-acetyl H Acid. After salting out, filtration, drying and crushing.
Acid red 1 is used for wool dyeing with good color matching performance, suitable for medium to light color, bright color and good levelness. Also used for dyeing silk, nylon, wool, silk, nylon fabric direct printing. When wool and other fibers with bath dyeing, nylon color and wool close, silk slightly shallow, acetic fiber and cellulose fiber do not touch color. Acid red 1 is also used for coloring leather, food, and cosmetics, medicine, ink, paper, soap, wood products.
Specification:25g
Chemical property:Red powder or granules.soluble in water and slightly soluble in ethanol.
Use:As food coloring.