Shandong, China
Shandong, China
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N-methyl pyrrolidone(NMP) Medical Grade / CAS 872-50-4
OVERVIEW
Packaging
200 KG/Plastic Drum; 200 KG/Iron Drum
Lead Time
14-30 days
Max Capacity
15000 MT/Year
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N-methyl pyrrolidone(NMP)
Medical grade
1, Chemical name: N-methyl pyrrolidone; 1-methyl-2-pyrrolidone; N-methyl-2-pyrrolidone
2, CAS: 872-50-4
3, Molecular formula: C5H9NO
4, Molecular weight: 99.134
5, Structural formula:
6, Specific gravity : 1.026
7, Melting point: -23℃
8, Boiling point: 202℃
9, Flash point: 95℃
10, Refractive index (nd20): 1.465-1.470
Uses:
NMP which is a polar non proton transfer Solvent possesses little toxicity,high boiling point,powerful solvency,good selectivity and stability properties.The product is widely applied to aromatic hydrocarbons extracting,acetylene,and diolefine purification.It can be also used as polymer solvents and polymerization process medium,such as polyamides,polyimides and polyphenyl thioether(pps),etc. which are called engineering plastics. Besides these,it can be used as aromatic fibre,pesticide,insulate pigment and detergent,etc; or battery, LCD and semi-conductor
project | Standard value | Inspection results | Company | Test method |
Appearance | Transparent liquid | Colorless Transparent Liquid | ||
Purity | 99.80min | 99.84 | ﹪ | Chromatography |
Moisture | 0.05max | 0.017 | ﹪ | Karl Fischer method |
Chromaticity | 20max | 10 | # | Colorimetry |
Density (20 ℃) | 1.026-1.036 | 1.03 | g/cm3 | Densitometer |
PH value | 6-10 | 7.01 | / | PH meter |
Free amine | 50max | 13.2 | ppm | Titration |
Refractive index (20 ℃) | 1.464-1.472 | 1.47 |
Packing: 200kg galvanized drum / 200kg PE drum / ISO TANK
Storage: kept in cool and ventilating place, far away from heat and fire, load gently, no breakage and leakage.
Typical Properties
Agrochemicals > Pesticide Intermediates
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