Aħna wieħed mill-mexxejjaFornituri ta 'N-Methyl-2-Pyrrolidone Manifatturi NMP fiċ-Ċina, jekk trid tixtri1-Methyl-2-Pyrrolidinonemiċ-Ċina, tħossok liberu li tikkuntattjana għal prezz kompetittiv u kampjun b'xejn ta 'N-Methyl Pyrrolidone.
Prodott: N-METHYL-2-PYRROLIDONE
Sinonimu:NMP, N-Methyl pyrrolidone;1-Methyl-2-Pyrrolidinone
CAS :872-50-4
EINECS:212-828-1
Formula molekulari: C5H9NO
Piż molekulari: 99.134
Struttura molekulari:
Punt tat-tidwib: -23.60ºC
Punt tat-togħlija: 202ºC
Flash point (tazza magħluqa)/20ºC: 890ºC
Viskożità (200C, mPas): 1.796
Speċifikazzjonijiet:
| Oġġetti | Grad tar-reaġent | Grad elettroniku | Grad farmaċewtiku | Grad industrijali |
| Purità (GC, wt%) | ≥99.90 | ≥99.90 | ≥99.80 | ≥99.50 |
| Ilma (KF, wt%) | ≤0.01 | ≤0.02 | ≤0.03 | ≤0.05 |
| Chroma (Hazen, APHA) | ≤5 | ≤10 | ≤20 | ≤25 |
| Densità (@20ºC,g/ml) | 1.026 ~ 1.036 | 1.026 ~ 1.036 | 1.026 ~ 1.036 | 1.026 ~ 1.036 |
| Indiċi rifrattiv (@20ºC) | 1.465 ~ 1.475 | 1.465 ~ 1.475 | 1.465 ~ 1.475 | 1.465 ~ 1.475 |
| Valur PH (20ºC) 50% | 6.5 ~ 9.0 | 6.5 ~ 9.0 | 6.5 ~ 9.0 | 6.5 ~ 9.0 |
| Amina totali (50%, ppm) | ≤10 | ≤20 | ≤30 | ≤50 |
| Klorur (Cl) ppm | ≤0.1 | ≤0.25 | ≤0.5 | ≤1 |
| Fosfat (PO4) ppm | ≤0.1 | ≤0.25 | ≤0.5 | ≤1 |
| Sulfat (SO4) ppm | ≤0.1 | ≤0.25 | ≤0.5 | ≤1 |
| Nitrat (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 | – | – |
| Kif, ppb | ≤10 | ≤20 | – | – |
| Au, ppb | ≤10 | ≤20 | – | – |
| Hg, ppb | ≤10 | ≤20 | – | – |
Hebei Guanlang Biotechnology Co., Ltd tappartjeni għal Guanlang Group, li twaqqfet fl-2007, li tinsab fil-belt ta 'Shijiazhuang li hija l-kapitali tal-Provinċja ta' Hebei u s-settur taċ-ċentru fost Beijing Tianjin u Hebei u għandha vantaġġ ta 'trasport konvenjenti.Kumpanija tagħna hija intrapriża kimika moderna ta 'teknoloġija avvanzata b'Riċerka u Żvilupp, produzzjoni u bejgħ. Għandna l-fabbrika u l-laboratorju tagħna stess, noffru wkoll servizz ta' sinteżi apposta għall-klijenti tagħna.
