China Factory for Rapaid Antiseptic Skin Relief Cream - China Manufacturer N-Methyl-2-Pyrrolidone NMP N-Methyl Pyrrolidone CAS 872-50-4 – Guanlang Detail:
We are one of the leading N-Methyl-2-Pyrrolidone suppliers NMP manufacturers in china, if you want to buy 1-Methyl-2-Pyrrolidinone from china, feel free to contact us for competitive price and free sample of N-Methyl Pyrrolidone.
Product: N-METHYL-2-PYRROLIDONE
Synonym:NMP, N-Methyl pyrrolidone; 1-Methyl-2-Pyrrolidinone
CAS :872-50-4
EINECS:212-828-1
Molecular formula: C5H9NO
Molecular weight: 99.134
Molecular structure:
Melting point: -23.60ºC
Boiling Point: 202ºC
Flash point (closed cup)/20ºC: 890ºC
Viscosity (200C, mPas): 1.796
Specifications:
| Items | Reagent grade | Electronic grade | Pharmaceutical grade | Industrial grade |
| Purity (GC, wt%) | ≥99.90 | ≥99.90 | ≥99.80 | ≥99.50 |
| Water (K.F., wt%) | ≤0.01 | ≤0.02 | ≤0.03 | ≤0.05 |
| Chroma (Hazen, APHA) | ≤5 | ≤10 | ≤20 | ≤25 |
| Density (@20ºC,g/ml) | 1.026~1.036 | 1.026~1.036 | 1.026~1.036 | 1.026~1.036 |
| Refractive index (@20ºC) | 1.465~1.475 | 1.465~1.475 | 1.465~1.475 | 1.465~1.475 |
| PH value (20ºC) 50% | 6.5~9.0 | 6.5~9.0 | 6.5~9.0 | 6.5~9.0 |
| Total amine (50%,ppm) | ≤10 | ≤20 | ≤30 | ≤50 |
| Chloride (Cl) ppm | ≤0.1 | ≤0.25 | ≤0.5 | ≤1 |
| Phosphate (PO4) ppm | ≤0.1 | ≤0.25 | ≤0.5 | ≤1 |
| Sulfate (SO4) ppm | ≤0.1 | ≤0.25 | ≤0.5 | ≤1 |
| Nitrate (NO3) ppm | ≤0.01 | ≤0.25 | ≤0.5 | ≤1 |
| Li, ppb | ≤10 | ≤20 | – | – |
| Na, ppb | ≤10 | ≤20 | – | – |
| Mg, ppb | ≤10 | ≤20 | – | – |
| Al, ppb | ≤10 | ≤20 | – | – |
| K, ppb | ≤10 | ≤20 | – | – |
| Ca, ppb | ≤10 | ≤20 | – | – |
| Cr, ppb | ≤10 | ≤20 | – | – |
| Mn, ppb | ≤10 | ≤20 | – | – |
| Fe, ppb | ≤10 | ≤20 | – | – |
| Co, ppb | ≤10 | ≤20 | – | – |
| Ni, ppb | ≤10 | ≤20 | – | – |
| Cu, ppb | ≤10 | ≤20 | – | – |
| Zn, ppb | ≤10 | ≤20 | – | – |
| Ag, ppb | ≤10 | ≤20 | – | – |
| Cd, ppb | ≤10 | ≤20 | – | – |
| Pb, ppb | ≤10 | ≤20 | – | – |
| Ti, ppb | ≤10 | ≤20 | – | – |
| B, ppb | ≤10 | ≤20 | – | – |
| As, ppb | ≤10 | ≤20 | – | – |
| Au, ppb | ≤10 | ≤20 | – | – |
| Hg, ppb | ≤10 | ≤20 | – | – |
Product detail pictures:
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Cooperation
Our corporation has been specializing in brand strategy. Customers' gratification is our greatest advertising. We also source OEM company for China Factory for Rapaid Antiseptic Skin Relief Cream - China Manufacturer N-Methyl-2-Pyrrolidone NMP N-Methyl Pyrrolidone CAS 872-50-4 – Guanlang, The product will supply to all over the world, such as: Hanover, Bulgaria, Mali, "Good quality, Good service " is always our tenet and credo. We take every effort to control the quality, package, labels etc and our QC will check every detail during producing and before shipment. We are willing to establish long business relationship with those who seek the high quality products and good service. We have set up a wide sales network across European countries, North of America, South of America, Middle East, Africa, East Asia countries.Please contact us now, you will find our professional experience and high quality grades will contribute to your business.
Hebei Guanlang Biotechnology Co., Ltd. belongs to Guanlang Group, which was founded in 2007 , located in Shijiazhuang city which is the capital of Hebei Province and hub sector among Beijing Tianjin and Hebei and has advantage of convenient transportation . Our company is a modern high-tech chemical enterprise with Research & Development, production and sales.We have our own factory and lab,also offer customized synthesis service for our customers.
By Marcie Green from moldova - 2017.09.28 18:29
Product quality is good, quality assurance system is complete, every link can inquire and solve the problem timely!
By Salome from Morocco - 2017.01.28 18:53
