Used 10 gallon Pfaudler glass lined reactor. Internal rated 150/FV @ 450 degrees F. Jacket rated 120 psi @ 350 degrees F; rated 105 psi with Full vacuum internal. Glass type 5025. White glass on top and bottom sections. Variable Speed Pfaudler 2.5 DTW drive 2 hp motor with nucerite 3 blade retreat curve agitator with calibration lines and nucerite fin baffle. Flush bottom valve. Sight glass. Serial Number R189-0501. Built 1989.