Well-designed Chlorhexidine Gluconate Antiseptic - 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:
Related Product Guide:
Cooperation
With this motto in mind, we've come to be one of quite possibly the most technologically innovative, cost-efficient, and price-competitive manufacturers for Well-designed Chlorhexidine Gluconate Antiseptic - 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: Riyadh, Belgium, United Kingdom, Our products are exported worldwide. Our customers are always satisfied with our reliable quality, customer-oriented services and competitive prices. Our mission is "to continue to earn your loyalty by dedicating our efforts to the constant improvement of our items and services in order to ensure the satisfaction of our end-users, customers, employees, suppliers and the worldwide communities in which we cooperate".
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 Bella from Namibia - 2017.09.09 10:18
Speaking of this cooperation with the Chinese manufacturer, I just want to say"well dodne", we are very satisfied.
By Kama from Mexico - 2017.08.16 13:39
