Vacuum Distillation is the solution. Try www.wastechengineering.com. They make a line of vacuum distillation systems and have experience with NMP recovery.
I suggest a neutralization supplier like Wastech Controls (www.wastechengineering.com)with their skid mounted systems. They can handle acid and basic waste on a continuous basis even at high volumes and their controls are unusually friendly and allow monitoring remotely. They can also treat...
We are a biotech company with a ammonium hydroxide system. We continually have vapor lock problems that disrupt production. If someone has experience with this application, what would you suggest for improving the process?