Tata Chemicals Limited is a holding company. The company operates in two industries: basic chemical products and specialty products. Its basic chemical products company produces inorganic chemical products and serves various industries such as glass, detergent, pharmaceutical, biscuit manufacturing, bakery and other industries. Its main chemical products consist of soda ash, sodium bicarbonate, salt and other products. Its specialty products consist of specialty food ingredients such as prebiotics, formulations for feed, food and pharmaceutical customers and specialty silica for the rubber/tyre industry, and it offers crop care and seeds to the agriculture sector through its subsidiary Rallis India. The company manufactures and sells specialty nutritional products primarily composed of fructooligosaccharide (FOS), a prebiotic fiber, under the Tata NQ brand.