Used 40 Square Feet AstroCosmos Metallurgical, Inc. Tantalum Vertical Heat Exchanger / Condenser. Shell rated 150 psi and full vacuum @ 350 F, tubes rated 150 psi and full vacuum @ 350 F. Type BEM 10-1-48. 72 3/4"OAL. Expansion joint. (51) 3/4" tubes, 0.015" thick, (tantalum 2.5% w). (1) 3" vapor inlet, (1) 2" vapor outlet; (1) 2" x 4" coolant inlet, (1) 2" coolant outlet; (1) 1" liquid drain. Serial #67742, National Board #923, Built 1999. Weight - 540 lbs. Previous Use: API Pilot Plant. Drawimg on file.