Used 25 liter Dedietrich kilo lab glass reactor system. Approximately 25 liter reactor. glass removable top, glass lined vessel bottom, rated fv @ 400 f internal, jacketed for 90 psi @ 400F. 3009U glass lining. Top mounted air operated agitator drive with teflon agitator, with glass receiver, glass coil condenser. All mounted in tubular steel framework. Serial #35189. National Board #5796. Built 1981.