Polyethyleneimine, M.W. 50,000 - 100,000 50% in aqueous solution, viscous solution

Supplier: MP BIOMEDICALS (FKA ICN BIOMED
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Synonyms: PolyaziridinePolyethyleniminePolyethylenimine (branched)Polyaziridine Mw 25000PEICorcatPolymin PEthyleneimine PolymerAziridinePoly(ethyleneimine)

0219544450 0219544490 0219544491 0219544480
IC19544450EA 66.17 USD
IC19544450 IC19544491 IC19544480 IC19544490
Polyethyleneimine, M.W. 50,000 - 100,000 50% in aqueous solution, viscous solution
Polyethyleneimine

Polyethylenimine is a branched chain polymer having a ratio of 1:2:1 of primary:secondary:tertiary amines with a branching site every 3 to 3.5 nitrogen atoms and a base structure of (CH₂CH₂NH)x. The nitrogen atoms must be protonated to achieve cationic charge, so the cationic charge density is pH dependent.


Polyethyleneimine is used for protein and nucleic acid precipitation, transfection assays, and to pretreat filters to increase the binding of proteins. Polyethyleneimine can also complex heavy metal ions. An effective permeabilizer of gram negative bacteria. Crosslinked polyethyleneimine is used as an enzyme carrier. Polyethyleneimine cellulose in small columns will separate cyclic nucleotides from related compounds at the same electrolyte concentration that is used for thin layer chromatography on Polyethyleneimine cellulose-coated plates.


Caution: Research Use Only (RUO).

Formula: (CH₂CH₂NH)n
Storage Temperature: Ambient
MDL Number: MFCD00084427
CAS Number: 9002-98-6

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Specification Test Results

Identity Test Passes
FTIR Conforms to Standard
Concentration ~50% w/v

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