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 |
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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 |
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