N-methyl-pyrrolidone(NMP) used in aromatics extraction, acetylene, alkene, diene purification. purity:99% min low price
N-methyl-pyrrolidone;M-PYROL(R);N-METHYLPYROLIDONE;N-METHYLPYRROLID-2-ONE
1. Formula : C5H9NO
2. CAS no. .: 872-50-4 EINECS: 212-828-1
3. Use: Widely used in aromatics extraction, acetylene, alkene, diene purification, but also for the polymer solvents and polymerization medium, such as polyamide, polyimide, polyphenylene sulphide and other engineering plastics and Kevlar fiber.
4. Technology data:
Molecular weight | 99.13 |
Boiling point | 204 °C |
Flash point | 95 °C |
Refractive index | 1.4680-1.4700 |
Density | 1.020-1.040g/cm3 |
Appearance | colorless or light yellow liquid |
Content | ≥99% |
Water | ≤0.5% |
High quality N-methyl-pyrrolidone
