Tartrazine powder Raw Materials CAS 1934-21-0

MF:C16H13N4NaO9S2

MW:492.41

EINECS:217-699-5

Specification:Tartrazine powder

Sample:Tartrazine powder

Brand:Tartrazine powder

Appearance: powder

Storage: Cool Dry Place

Brand: chemical Raw Materials

Shelf Life: 2 Years

Test Method: HPLC

Uses and synthesis of Tartrazine powder

Tartrazine powder, also known as lemon yellow pigment, is a commonly used food dye. Tartrazine is one of the three primary colors of synthetic food coloring and the most widely used synthetic color in the world. Tartrazine is a bright yellow powder or particle, azo-type heterocyclic structure, which can be safely used for coloring in food, beverages, pharmaceuticals, cosmetics, feed, tobacco and other fields.

Applications/Functions of Tartrazine powder

1. Tartrazine powder is used as a food, beverage, pharmaceutical, feed and cosmetic colorant
2. Used for paint, ink, plastic and other industries and cultural and educational supplies coloring
3. Tartrazine can also be used to make table decorations, plaster models and artwork.

Physicochemical Property of Tartrazine powder

Tartrazine is a yellow powder, soluble in water and alcohol, with good color stability. It appears bright yellow under acidic conditions, but turns red under alkaline conditions.

Production methodprocess of Tartrazine powder

Tartrazine powder can be obtained synthetically or from natural sources. The synthesis of lemon yellow is obtained by chemical reaction, the common synthesis method includes the reaction of lead nitrite with sodium nitrite, and then with aniline, and finally to obtain lemon pigment.