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Merck
CN

482595

Poly(ethyleneimine) solution

average Mn ~1,200, average Mw ~1300 by LS, 50 wt. % in H2O

Synonym(s):

Ethyleneimine polymer solution, PEI

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About This Item

CAS Number:
MDL number:
UNSPSC Code:
12162002
PubChem Substance ID:
NACRES:
NA.23
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Quality Level

mol wt

average Mn ~1,200, average Mw ~1300 by LS

concentration

50 wt. % in H2O

refractive index

n20/D 1.454

viscosity

200-500 cP(25 °C)(lit.)

density

1.08 g/mL at 25 °C

SMILES string

N1CC1

InChI

1S/C2H5N/c1-2-3-1/h3H,1-2H2

InChI key

NOWKCMXCCJGMRR-UHFFFAOYSA-N

General description

Poly(ethyleneimine) (PEI) solution is an amine based chelating ligand that can be prepared by the polymerization of arizidine. It can be impregnated to form an anion exchange membrane for chromatography applications.

Application

PEI can be used as a complexing agent in the fabrication of composite membranes, which can be used in filtration of metals from the aqueous solution.


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Warning

hcodes

Hazard Classifications

Aquatic Chronic 2 - Skin Sens. 1

Storage Class

10 - Combustible liquids

wgk

WGK 2



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Related Content

This thematic issue focuses on the emerging applications of nanomaterials. Nanomaterials are defined as substances with at least one dimension smaller than 100 nm.


Micro-nano structure poly (ether sulfones)/poly (ethyleneimine) nanofibrous affinity membranes for adsorption of anionic dyes and heavy metal ions in aqueous solution
Min M, et al.
Chemical Engineering Journal, 197(4), 88-100 (2012)
Sorption and detoxification of chromium (VI) by aerobic granules functionalized with polyethylenimine
Sun X, et al.
Water Research, 44(8), 2517-2524 (2010)
Poly (ethyleneimine) as complexing agent for separation of metal ions using membrane filtration
Bayer , et al.
Polymer Bull., 13(4), 307-311 (1985)



Global Trade Item Number

SKUGTIN
482595-100ML04061832389585
482595-250ML04061832389592