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      1. N-Methyl-2- pyrrolidone(NMP)

         

        Chemical Name N-Methyl-2-Pyrrolidone(NMP)
                                        1-Methyl-2-Pyrrolidone(NMP)
        CAS NO.: 872-50-4
        Structural formula: 


        Formula:C5H9NO           Molecular Weight:99.134    
        Boiling Point: 202℃           Flash Point: 95℃              

        N-Methyl-2-Pyrrolidone is a colorless to slightly yellow liquid, with a faint amine odor. NMP is miscible with water and conventional organic solvents.NMP is a powerful, aprotic solvent with high solvency, and low volatility. High boiling, NMP is both recyclable by distillation and readily biodegradable.

        (In house Standard:Q/PGM001---2021) 
         

                Grade/ Specification

        Reagent grade

        Electronic grade

        Common grade

        Industrial grade

        Purity(GC,wt%)

        ≥99.9

        ≥99.85

        ≥99.8

        ≥99.5

        Moisture(K.F,wt%)

        ≤0.01

        ≤0.02

        ≤0.05

        ≤0.1

        Color(Hazen)

        ≤10

        ≤10

        ≤20

        ≤30

        Density(D420g/ml)

        1.027~1.033

        1.026~1.033

        PH value 10%

        7~9

        6~10

        Amine amount(ppm)

        ≤ 20

        ≤ 30

        ≤ 50

        ≤100


        1. Industrial Class:Used for petroleum extraction pesticide additives, high-grade paint, ink,pigment.ect.
        2. Common Class: used for wire insulation materials、 pharmaceutical intermediates.etc. 
        3. Electric Class: used for Lithium battery, energy storage battery positive,negative electrode materials and other electronic chemicals.
        4. Reagent Class:used for semiconductor materials.
         





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