All the statements regarding chemical industry in India are correct. The first large-scale chemical industry came into existence in the 19th century. In 1823, production of Soda Ash was started by a British entrepreneur. Chemical industry in India is the third largest producer in Asia and sixth largest in the world. Dyestuff industry plays an important link in the chain of other chemical industries, such as textiles, leather, plastic, paper, packaging, printing inks, paints and polymers, etc.