Description sigma t h e r m p is safe for culinary applications synthetic natural thermal conduction fluid. Indirect closed-loop heat transfer systems for application from 85 c to 160 c in liquid phase without pressurization of system and with proper pressurization up to 260 c. This single fluid serves the demanding needs of the pharmaceutical and specialty sectors chemicals together with various sectors that utilize two separate circuits with distinct fluids for cooling purposes heating purpose. It replaces traditional duel steam & glycol or steam & brine systems. Formulation of sigma t h e r m, P is rooted in all ingredients complies with us fda, Chapter 21 cfr, 178. 3570, Ht1 category. Benefits removes dual fluids for temperature control and cooling. Long life. Cost effective solution trouble free operation