Rupali Fine Chemicals manufactures. Carbon Tetrachloride is also known by many other names notably, carbon tet in the cleaning industry, and as a Halon or Freon in HVAC, see Table for others is the organic compound with the formula CCl4. Carbon tetrachloride is still used to manufacture less destructive refrigerants. Carbon tetrachloride has also been used in the detection of neutrinos. Rupali Fine Chemicals offers wide range of Pharmaceuticals, Chemicals & allied products. Carbon tetrachloride is one of the most potent hepatotoxins [toxic to the liver], and is widely used in scientific research to evaluate hepatoprotective agents.