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1-Methyl-2-pyrrolidinone
1-Methyl-2-pyrrolidinone
Synonyms: N-Methyl-2-Pyrrolidone; NMP; N-Methylpyrrolidone
CAS NO.: 872-50-4
Molecular Formula: C5H9NO
Properties: It is a kind of Colorless to light yellow transparent liquid. It’s a highly selective chemical solvent, good chemical stability and thermal stability, can be immiscible with water and many organic solvents, is an indispensable organic solvent.
Technical Specifications:
| ITEM | INDEX | |||
| Purity (w%) | ≥99.95 | ≥99.90 | ≥99.80 | ≥99.50 |
| Chroma (Hazen) | ≤10 | ≤≤10 | ≤≤20 | ≤≤30 |
| Moisture (ppm) | ≤0.01 | ≤0.01 | ≤0.05 | ≤ 0.1 |
| PH (10%,V/V) | 7.0～9.0 | 7.0～9.0 | 7.0～9.0 | --- |
| Free amine (as CH NH₂）(ppm) | ≤10 | ≤15 | ≤50 | --- |
| Density (20℃)(g/cm3) | 1.028-1.035 | |||
| Refractive index ND20 | 1.465-1.472 | |||
Usage: Widely used in battery manufacturing, medicine and petrochemical industries.
Package: Can be loaded in ISO TANK, IBC and DRUMS.
Storage: Keep containers tightly closed in a dry, cool and well-ventilated place. Keep away from heat, sparks and flame. Protect from light.
