Inquiry (采购产品): Rotary Valves Hello, Do you have any rotary valves that will handle liquid nitrogen? I need 3 or 4 inputs that would be used in this way: 2 water (in and out), 1 pressure, 1 LN2 (liquid nitrogen). Or just 1 input for LN2 (liquid nitrogen). Thanks **** Hidden Message ***** Geoffrey Horton PA 18974 USA Company: Penn State ARL E-mail: gth5003@psu.edu **** Hidden Message ***** gth5003@psu.edu