INDUSTRIAL CHEMICAL WORKS Complex, Near Classic Gold Hotel, C. G. Road, Navrangpura, Ahmedabad, Gujarat, India Manufacturer of 4-Amino Diphenylamine-2-Sulphonic Acid, Para Amino Azo Benzene-4-Sulphonic Acid, Para Phenylene Diphenylamine Ahmedabad... Contact Person: Mr. D. G. Bajaj (Partner) Send Inquiry