Indigo pigment manufacturer Indigo pigment price Indigo pigment dosage
Indigo, also known as Food Blue No. 1, Edible Blue No. 2, Edible Blue, Acid Indigo, Hardened Indigo, is a water-soluble non azo colorant. Indigo pigments are one of the ancient pigments known to mankind, and are widely used in food, medicine, printing and dyeing industries.
Use of indigo pigment
Indigo pigment is mainly used for dyeing cotton yarn, cotton cloth, wool or silk. This pigment is the product of pigment treatment of the important vat dye indigo. It has excellent light fastness, weather fastness and heat stability, gives blue color, and can be used to prepare liquid dispersion dosage forms. It is mainly used for dyeing and printing viscose fiber stock. It is used for biochemical agents and indicators as well as dyeing of cotton yarn, cotton cloth, wool or silk.
