Used 50 gallon Pfaudler glass lined reactor, model E32-50-100-150, rated 100 psi and full vacuum at 450 F internal, jacketed for 150 psi and full vacuum at 450 F, Pfaudler 2.5 DTW agitator drive, model MDWV50215AJD, 2 HP XP motor, mechanical seal, 3 blade retreat curve agitator, H baffle, 9125 glass, serial# R191-0476, national board# 46627, new 1991.