Certificate of Analysis

 

Product Name: Polyethylenimine, Linear (MW 25000)
Catalog Number: M40825
CAS Number: 26913-06-4

Physical and Chemical Properties
Formula: (CH2CH2NH)N
Molecular Weight: 25000
Form: Solid
Storage: 2-8℃
Chemical Structure: Polyethylenimine, Linear (MW 25000) Structure
Analytical Data
QC Standard:
H-NMR: Consistent with structure
Product Information
Description: Polyethylenimine Linear (PEI) solution consists of a cationic polymer transfection reagent with a molecular weight of 25,000, which forms a complex with nucleic acids and allows the complex to enter mammalian cells. In addition, Polyethylenimine Linear is one of the most commonly used reagents in small to large scale transfection.
   
Stability and Solubility Advice: Information concerning product stability, particularly in solution, has rarely been reported and in most cases we can only offer a general guide.
We recommend that stock solutions, once prepared, are stored aliquoted in tightly sealed vials and used within 1 month. Avoid repeated freeze and thaw cycles. Storage conditions for some special products should refer to their storage details.