Expressed CI 17200 (Red 33)

Expressed CI 17200 (Red 33) is a red azo dye used as a colorant in mouthwashes, dentifrices, cosmetics, and hair dyes. It is a disodium salt of 5-amino-4-hydroxy-3-(phenylazo)-2,7-naphthalenedisulfonic acid, which can be purified through high performance liquid chromatography.

Can be found in the following O Naturals Product(s): Crystal Soap Collection