High quality 99.9% NMP N-Methyl pyrrolidone cas 872-50-4
99.9% NMP N-Methyl pyrrolidone cas 872-50-4
Product details:
Chemical Name: N-Methyl pyrrolidone
Synonyms: 1-Methyl-2-pyrrolidinone; NMP; N-Methyl-2-pyrrolidone
CAS: 872-50-4
Molecular formula:C5H9NO
Purity: 99.9%min
Colourless transparent liquid, it has strong water absorption. It can almost dissolve in all the solvents(ethanol, aldehyde, ketone, aromatic hydrocarbon, etc).
As a high-selective polar solvent and nitrogen heterocycle compound, NMP has such advantages as non-toxicity, high boiling point, low corrosion, high solubility, low viscosity, low volatility and good stability and high selectivity.
1. Micro-electronic grade: It is applicable to LCD, semiconductor, circuit boards, carbon nanotubes and other high-end microelectronic industry.
2. Electronic grade: It is applicable to such industries as aramid fiber, PPS, ultrafiltration membrane, OLED plate photoetching, glue etching and other industries.
3. Battery grade:It is applicable to lithium batteries and other industries.
4. Industrial grade: It is applicable to the acetylene concentration, butadiene extraction,electrical insulating materials, high-grade paints, pesticide adjuvants, inks, paints, indus-trial cleaning agent and other industries.
Packing:
1000kg/IBC tank, 200kg/drum, 25kg/drum, 1kg/bottle
| Items | Micro-electronic grade | Electronic grade |
Battery grade |
Industrial grade |
| Purity (GC, wt%) | ≥99.95 | ≥99.9 | ≥99.9 | ≥99.8 |
| Water (K.F.,ppm） | ≤100 | ≤200 | ≤200 | ≤500 |
| Chroma (Hazen, APHA） | ≤10 | ≤10 | ≤10 | ≤30 |
| 10% solution pH value | 6-9 | 6-9 | 6-9 | 6.5-10 |
| free amine(ppm) | / | / | ≤20 | / |
| total amine (based on MMA, ppm) | ≤15 | ≤20 | ≤30 | / |
|
Cl-，PO43-, SO42-(ppm) |
≤0.02 | ≤0.02 | / | / |
| NO3- (ppm） | ≤0.01 | ≤0.01 | / | / |
| Metal ion(ppb) K、Na、Ca、Zn、Mg、Cd、Pb、Cr、Hg、As、Ni、Sn、B、Si、Mn、Fe、Cu、Ag、Ti、Al、Li、Co、Au | ≤10 | ≤20 | / | / |
