Wholesale Octenisept Antiseptic Spray - 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 organization has been focusing on brand strategy. Customers' gratification is our greatest advertising. We also source OEM provider for Wholesale Octenisept Antiseptic Spray - 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: Swiss, Spain, South Korea, Our company always provides good quality and reasonable price for our customers. In our efforts, we already have many shops in Guangzhou and our products have won praise from customers worldwide. Our mission has always been simple: To delight our customers with best quality hair products and deliver on time. Welcome new and old customers to contact us for the future long term business relationships.
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 Natalie from Poland - 2017.08.28 16:02
Company director has very rich management experience and strict attitude, sales staff are warm and cheerful, technical staff are professional and responsible,so we have no worry about product,a nice manufacturer.
By Elsa from Atlanta - 2018.06.30 17:29
