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N-Methyl-2-pyrrolidone NMP CAS 872-50-4

Molecular formula
EINECS number
Molecular weight
Warranty period
2 years
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NMP is a nitrogen heterocyclic compound. NMP is a slightly ammonia-smelling liquid, highly hygroscopic, miscible with water in any proportion, and completely mixed with almost all solvents (ethanol, acetaldehyde, ketones, aromatic hydrocarbons, etc.).

We are professional manufacturer of NMP in China, engaged in the R&D, production and sales of NMP and series chemical materials. Unilong Industry Co., Ltd. can supply industrial and battery grades of NMP to meet your application.



Item Standard
Appearance Clear liquid
Assay,% = 99.5
Water,(wt%,GC) = 0.05
Hazen,= 20
Density (D425g/ml) 1.032-1.035
Refractive index,nD20 1.466-1.472


  1. Pesticide auxiliaries, industrial cleaning agents, acetylene concentration
  2. Medicine, medicine, intermediates
  3. Electronic insulation materials, lithium-ion batteries
  4. Polymerization solvents for insoluble engineering plastics (polyphenylene sulfide) and aramid fibers, etc.
  5. High-end coatings, inks, and pigments
  6. Semiconductors, liquid crystals, circuit boards, etc.

Features and Benefits

NMP has a series of excellent physical and chemical properties; it is a highly efficient and selective solvent with non-toxicity, high boiling point, strong polarity, low viscosity, low corrosiveness and high solubility. It has the advantages of low volatility, strong solubility, recyclability, safe use and use in a variety of formulations.


200kg drum,stable, but decomposes when exposed to light.


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Unilong®️ Group specializes in the research, development, production and operation of biological materials and green solvents. It is a high-tech enterprise integrating the research, development and production of new environmentally friendly and degradable materials.

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