... 2,In the stage of SIEF. 3,Excellent quality. 99.90 MIN NMPNMPChemical name: N-Methyl-2-pyrrolidinone; 1-Methyl-2-pyrrolidone ... It can almost dissolve in all the solventsUses: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 ...