Tri Cresyl Phosphate (TCP) is an organophosphate plasticizer used in a variety of industrial and consumer products. It is a clear, colorless, oily liquid with a mild odor. TCP is used as a plasticizer in paints, inks, and coatings, as well as in rubber, plastic, and adhesives. It has low volatility, excellent thermal stability, and good compatibility with most polymers. TCP is also an excellent solvent and dispersant for pigments and other materials.