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Chemical Name：N-Methyl-Pyrrolidone、1-Methyl-2-Pyrrolidone、N-Methyl-2-Pyrrolidone
CAS NO：872-50-4
Molecular Formula：C5H9NO
Molecular Weight：99.134
Refractive Index（nD20）：1.465-1.475
Melting Point：-23.6℃
Flash point (closed cup)/20℃：89℃
Viscosity (20℃，mPas)：1.796
Boiling Point：202℃
Refractive Index（nD20）：1.465-1.475
|
Items |
Micro-electronic Grade |
Electronic Grade |
Pharmaceutical Grade |
Industrial Grade |
|
Purity(wt%,GC) |
≥99.90 |
≥99.85 |
≥99.80 |
≥99.50 |
|
Moisture(wt%,K.F.) |
≤0.01 |
≤0.03 |
≤0.05 |
≤0.05 |
|
Density(g/cm³,20℃) |
1.026-1.036 |
1.026-1.036 |
1.026-1.036 |
1.026-1.036 |
|
Color(APHA,Hazen) |
≤10 |
≤10 |
≤20 |
≤30 |
Ningbo Weituo Chemical Co., Ltd. Ningbo Weituo Chemical Co., Ltd.
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