China N-Methyl Pyrrolidone (NMP) CAS 872-50-4, Find details about China 52190-28-0, CAS 52190-28-0 from N-Methyl Pyrrolidone (NMP) CAS 872-50-4
N-Methyl Pyrrolidone (NMP) CAS 872-50-4
Product name:N-Methyl-2-Pyrrolidone
Synonyms: N-Methyl-2-pyrrolidinone; 1-Methyl-2-pyrrolidinone; N-Methylpyrrolidone;NMP
CAS No.: 872-50-4
EINECS: 212-828-1
Molecular Formula: C5H9NO
Molecular Weight: 99.13
Molecular Structure:
Properties & Specification
Colourless transparent liquid, it has strong water absorption. It can almost dissolve in all the solvents(ethanol, aldehyde, ketone, aromatic hydrocarbon, etc).
Item | Micro-Electronic Grade | Electronic Grade | Pharmaceutical Grade | Industrial Grade | |
Purity % | ≥ | 99.90 | 99.90 | 99.80 | 99.50 |
Moisture % | ≤ | 0.01 | 0.02 | 0.03 | 0.05 |
Tone /APHA | ≤ | 10 | 10 | 20 | 25 |
Density(20ºC)g/ml | 1.026-1.036 | 1.026-1.036 | 1.026-1.036 | 1.026-1.036 | |
PH Value | 6.5-9.0 | 6.5-9.0 | - | - | |
Flash Point (closed cup)20ºC | ≥ | 89 | 89 | 89 | 89 |
Application
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: Liguid crystal display,Semiconductor
(2)Electronic grade: Mainly used in lithium batteries, fiber and other industries
(3)Pharmaceutical grade: Mainly used in pharmaceutical solvents, intermediates, etc
(4)Industry grade: Mainly used in petroleum extraction, pesticides, insulating paint, industrial cleaning, etc.
Packing & Storage
Galvanization drum(net weight 200kg),IBC drum(net weight 1000kg)