NMP (N-Methyl-2-pyrrolidinone; 1-Methyl-2-pyrrolidone) CAS NO.:872-50-4

NMP (N-Methyl pyrrolidone)  is colorless and transparent liquid, can dissolvable in water and many solvents.

NMP (N-Methyl pyrrolidone)

CAS:                     872-50-4

 Molecular formula:  C4H7NOMolecular weight:   85.10Melting point:          24.6CBoiling point:          245CFlash point:            129.4C Purity:  99.75% ( industrial grade)  99.9%min.( Electric grade), 99.96% ( Reagent grade) Application:

Industrial Class:  Lubricant refining; Electrical insulant; Pesticide accessory ingredient; High-class coating, printing ink, pigment;ect. Concentrate the acetylene; Extract the butadiene, isoprene,aromatics, Polymerizing solvent for the engineering plastics which are difficult to dissolve(such as the polyphenylene sulfide and the polyimide) and the aromatic fiber;

 

Electric Class:  Polymerizing lithium ion battery.

 

Reagent Class:  deoil, defat, dewax, burnish, anti- rust and depainting,etc used in Integrated circuit profession and so on hard disk line, Requested strictly to control the metallic ion and Tiny dust particle; and The artificial kidney function film liquid and the sea water desalination film liquid.

 

Packing:  galvanized metal pail or PE drum, net wt. 200kg; or kept in ISO TANK                16mt ( 80 drums) per 20ft containerStorage: Kept in cool and ventilating place, far away from fire and heat. Load gently, no breakage and leakage.

Item	Standard	Result
Appearance	Clear, colourless liquid	Conform
Solubility	Miscible with water and with alcohol	Conform
Refractive index	1.465-1.475	1.469
PH	7.5-10	8
Purity (GC)	≥99.90%	99.92%
Water (KF)	≤0.030%	0.015%
Color (Pt-Co)	≤10 APHA	5 APHA
Density	1.028-1.036 g/ml	1.034 g/ml
Boiling Point	202-204°C	202°C
Any Impurity	≤0.1%	0.02%
Total Impurity	≤0.3%	0.065%
Al	≤10ppb	<10ppb
Cd	≤10ppb	<10ppb
Ca	≤10ppb	<10ppb
Cr	≤10ppb	<10ppb
Co	≤10ppb	<10ppb
Cu	≤10ppb	<10ppb
Fe	≤10ppb	<10ppb
Pb	≤10ppb	<10ppb
Li	≤10ppb	<10ppb
Mg	≤10ppb	<10ppb
Mn	≤10ppb	<10ppb
Ni	≤10ppb	<10ppb
K	≤10ppb	<10ppb
Ag	≤10ppb	<10ppb
Na	≤10ppb	<10ppb
Zn	≤10ppb	<10ppb

NMP