Complete, two-piece, plain flask with bottom outlet, pressure reactor system designed to perform low to moderate positive pressure reactions, synthesis and catalysis. Reactor capacities range from 500ml to 5000ml and use Ace-Threds to achieve a leak-tight system. Two-piece (flanged flask and head) design allows the use of large agitators and facilitates product removal and clean-out. Rated 36PSIG at 100?C. Reactor bodies, codes -04 thru -23, can be ordered separately.