Azo Dyes

All pigments used in PMU have either pigments or dyes as colorants. Within the organic dyes, there's a color range for Azo Dyes: CI 11,000 to CI 36,999. Azo dyes are a relatively cheap way to produce vibrant, beautiful colors. These dyes are used in various consumer products like textiles, leather goods, accessories, and cosmetic products, including PMU pigments for Powder Brows. Azo dyes in pigments are generally not dangerous by themselves, although they can sometimes cause allergies. However, when exposed to UV light or a laser removal procedure, Azo dyes can break down into aromatic amines, such as o-anisidine....