Average molecular weight is an important property of polymers and is an indication of strength and flexibility.
After use, the waste NMP is contaminated with:
The 9600-90 is a good choice for recycling NMP waste. Key features are:
Recycling Program: 9600-90 Spinning Band Distillation System
Cut #1 (waste) | 140 - 198 °C |
Cut #2 (Pure NMP) | 198 - 206 °C |
Reflux Ratio | 5:1 |
Typical Distillation Rate | 800 ml per hour |
Typical Recovery | 95% Recovered |
Typical Purity | HPLC Grade |