Used Paul Mueller Reactor, 25 Liters (6.6 Gallon), 316 Stainless Steel, Vertical. 10" Diameter x 13" straight side. Flat bolt on top, cone bottom. Internal rated 90 psi and Full Vacuum at 32 to 300 degrees F. 304 Stainless steel jacket rated 120 psi at 32 to 300 degrees F. Top openings: (4) 1. 5", (2) 1", 1,25". 3" Center bottom outlet. Mounted on 3 stainless steel legs. Serial# 268418, National Board# 32482. Built 2001.