TCM Limited is a chemical manufacturing enterprise that produces a broad... TCM Limited is a chemical manufacturing enterprise that produces a broad spectrum of organic and inorganic compounds. Its product portfolio includes agricultural chemicals like fungicides and herbicides, as well as industrial materials such as barium and strontium salts, strontium nitrite, and sodium sulfide, along with various other related derivatives. The company was co-founded by Krishnamurti P. and C.V. Raman on April 20, 1943, and operates from its main office located in Cochin, India.