Rainbow Dye-Tech (Pvt) Ltd., a trusted name in Pakistan’s dye industry since 1967, manufactures high-quality synthetic dyes such as Brown HT (Acid Brown 3), a versatile food-grade color used as a cocoa or caramel alternative to achieve rich brown hues in bakery, confectionery, beverage, and dairy applications with excellent stability and uniformity. https://rainbowdyetech.co/project/brown-ht/