Acid Red 18 powder Raw Materials CAS 2611-82-7

MF:C20H15N2NaO10S3

MW:562.51

EINECS:220-036-2

Specification:Acid Red 18 powder

Sample:Acid Red 18 powder

Brand:Acid Red 18 powder

Appearance: Liquid

Storage: Cool Dry Place

Brand: Globalchemical

Shelf Life: 2 Years

Test Method: HPLC

Uses and synthesis of Acid Red 18 powder

Acid Red 18 powder, as a food color, can be used to color fruit juice drinks, mixed wine, carbonated beverages, sweets, pastries, ice cream, yogurt and other foods. Acid Red 18 CAS 2611-82-7 is easily soluble in water, soluble in glycerol, slightly soluble in ethanol, and insoluble in oil. Acid Red 18 Raw Materials are mainly used for the dyeing of silk, wool and nylon fabrics, and can also be used for the dyeing of leather, paper, linen and grass

Applications/Functions of Acid Red 18 powder

• Acid Red 18 powder is mainly used for dyeing silk, wool and nylon fabrics, and can also be used for dyeing leather, paper, linen and grass
• Acid Red 18 CAS 2611-82-7 is used as a food colorant, pharmaceutical and cosmetic colorant
• Acid Red 18 Raw Materials can be used for dyeing wool, silk, nylon and direct printing of fabrics.
• Acid Red 18 powder is used to dye wool, silk, polyamide and their blends, as well as leather, paper, plastic, wood, medicine and cosmetics. It can also be used to make ink. Used in food, medicine, daily cosmetics coloring.

Physicochemical Property of Acid Red 18 powder

Red to dark red powder, red in solution, odorless. Soluble in water, soluble in glycerol, slightly soluble in ethanol, insoluble in oil.

Production methodprocess of Acid Red 18 powder

1. Sodium 1, 4-aminonaphthalene sulfonate is diazotized and coupled with G salt to give Acid Red 18 CAS 2611-82-7.
2. Acid Red 18 Raw Materials are prepared by diazotization of 4-amino-1-naphthionic acid, coupling reaction with 2-naphthol -6, 8-disulfonate, salting out with sodium chloride, and refining.