Used 30 gallon Pfaudler glass lined clamp top reactor, 9115 glass, vertical. Approximately 22'' diameter x 22'' straight side, clamp dished top, dished bottom. Internal rated 150/fv psi at 450 deg.f., jacket rated 115 psi at 350 deg.f., 100 psi with internal vacuum. 3 blade retreat curve agitator blade, 2.5 DTW drive, 15 to 1 ratio, manual vari-speed. Driven by a 1hp 3/60/230/460 volt, 1735 rpm xp motor. Baffle. Openings top (3)2'', 4'' hand hole with a sight glass cover, 2'' bottom outlet. Mounted on 3 legs. Serial# R191-0443, National Board# 46330, built 1991.