Indigo

CAS：482-89-3

HS Code：3204159000

Molecular Formula: C16H10N2O2

Property：Blue powder or granules

Application：

Mainly used for dyeing of cotton yarn, cotton, wool and silk, it is main dye for blue jean, the pigment is an important reduction of indigo dye pigment processing products, with good fastness to light, weather and heat stability. It can be used to produce liquid dispersion dosage form, mainly used in fiber viscose’s coloring and printing. Also used for biochemical reagents and indicators as well as being processed into organic pigments. Used for coloring of food, medicine and daily cosmetic. Edible indigo is a synthetic edible pigment. Food pigment is a kind of additive used in food coloring, including synthetic pigment and natural pigment; there are more than 60 kinds in total.