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N-Methylpyrrolidone(NMP) 99.85%min
Identification:
Chemical Name: N-Methylpyrrolidone
Synonyms: 1-Methyl-2-pyrrolidinone;NMP
CAS No. :872-50-4
Molecular Formula: C5H9NO Molecular Weight: 99.134
Melting point: -23.6 ℃ Boiling point: 202 ° C
Flash point(closed cup): 91 ℃ Viscosity (20, mPas): 1.796
Ignition temperature: 245 ℃
Properties: NMP belongs Heterocyclic Compound, with excellent physical and chemical properties; it is a non-toxic, efficient & selective solvent, with high boiling point, polarity, low viscosity, corrosion, solubility, low volatility, good stability, and recovery capacity.
Specifications:
Index | Reagent grade | Electronic grade | General grade | Industrial Grade |
Purity (wt%, GC) | ≥ 99.9 | ≥ 99.9 | ≥ 99.85 | ≥ 99.5 |
Water (wt%, KF) | ≤ 0.01 | ≤ 0.02 | ≤ 0.03 | ≤ 0.05 |
Chroma (Hazen) | ≤ 10 | ≤ 10 | ≤ 20 | ≤ 30 |
Density (D420g/ml) | 1.032 ~1.035 | 1.032~1.035 | 1.032~1.035 | 1.032~1.035 |
Refractive index (ND20) | 1.466 ~1.472 | 1.466 ~1.472 | 1.466 ~1.472 | 1.466 ~1.472 |
Application:
NMP is an important chemical raw material, a polar solvent with good selectivity and stability properties , low toxicity, high boiling point , strong solvency, non-inflammable, has many advantages, such as the biodegradation, reutilization, safety in use and suitable for many kinds of prescription,etc.
※Reagent grade: It is applicable to LCD, semiconductor, circuit boards, carbon nanotubes and other high-end microelectronic industry.
※Electronic grade: It is applicable to lithium batteries, aramid fiber, PPS, ultrafiltration film and other industries.
※General grade: It is applicable to medical, pharmaceutical, veterinary solvents, intermediates and other industries.
※Industrial grade: It is applicable to the acetylene concentration, butadiene extraction, electrical insulating materials, high-grade paints, pesticide adjuvants, inks, paints, industrial cleaning agent and other industries.
Packing, Storage and transportation:
In galvanized iron or plastic drums of 200kg (N.W.),1x20" FCL: 16Mt/80Drums, 1x20" ISO TANK: 24Mt. IBC plastic drums of 1000kg (N.W.)
Stored in a cool and well ventilated warehouse, Keep away from fire and heat source, separate from oxidizer. Be cautions of loading and unloading. Prevent package form damage. Avoid, leakage.