Used 50 gal Pfaudler agitated jacketed glass lined reactor. Serial # E681-8053, NB# 6793. Internal pressure rated at 150 psi @ 500 Deg. F. Jacket pressure rated at 109 psi @ 500 Deg. F. 1.5 hp variable speed drive, 230/460 volt. Vessel is on legs, and equipped with Sybron seal lubricator. (Jacket was down rated from 150 to 109 psi by Pfaudler per Repaired National Board # R139)