Information
                    
                    Specification category:
                  
                    
                        
                            
                                
                                     | Product No. |  Product name |  specifications | 
                                
                                         | 
1.17943.010 |  1-Methyl-2-pyrrolidone |  AR500mL | 
  | 
1.17943.020 |  1-Methyl-2-pyrrolidone |  AR200kg | 
  | 
1.17943.060 |  1-Methyl-2-pyrrolidone |  AR2.5L/Bottle | 
  | 
1.17943.090 |  1-Methyl-2-pyrrolidone |  AR20L | 
  | 
1.17943.100 |  1-Methyl-2-pyrrolidone |  AR20kg | 
  | 
 | 
                              
                            
                        
                     
                    
                    Characteristic:
                    Appearance and properties:colorless to pale yellow liquid with amine odor.
pH value: 8.5-10.0(100g/L,20 ℃)
Dynamic viscosity:1.80 mPa*s (20℃),0.97 mPa·s (100℃) 
Melting point(℃):-24
Boiling point(℃):202
Flash point(℃):91(Closed Cup),95(Open Cup)
Explosion limits:upper limit:9.5,lower limit:1.3
Density(g/cm3):1.03 
Relative vapor density(air=1):3.42
Ignition point(℃):245
Saturated vapor pressure(hPa):1.33(40℃) ,0.32(20℃) 
Octanol/water partition coefficient values:-0.46 (25℃)
Solubility:soluble in water
Bioconcentration factor:0.16 
                    
Technical  indicators:
                 
                    
                        
                            
                                
                                     | Item |  AR |  CP | 
                                
                                         | 
Assay |  ≥98.5% |  ≥98.0% | 
  | 
Density(20℃),g/mL |  1.030~1.035 |  1.029~1.035 | 
  | 
Refractive index(n 20/D) |  1.468~1.472 |  1.468~1.472 | 
  | 
 |