1、Name of Product: N-Vinylpyrrolidinone
2、Overview of performance:
Physical properties: colorless or light yellow transparent liquid with slight smell，soluble in water and various kinds of organic solvents. Soluble in water, methanol, ethyl acetate, ethanol, methylene chloride, hydrocarbon（hydrocarbon）. Stored in sealed, low temperature, neutral or weak alkali conditions.
NVP has medium toxicity, slight odor, corrosion to rubber, leather. ·Avoid polymerization before it is used.
3、Technical Data:
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Content %
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≥99.5
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Moisture %
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≤0.2
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α-Pyrrolidone %
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≤0.2
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Color APHA ( adding the polymerization inhibitor to show pink )
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≤100
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Boiling range ℃ @13mbar
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90~92
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Melting point ℃
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13.6
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Density @ 20 ℃ , g/ml
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1.043
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Flash point ℃
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95
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Viscosity @ 20 ℃ , mPa.s
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2.4
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