50% w/v Jeffamine ED-2001 pH 7.0 - 200 ml

- pH adjusted to 7 using HCl
- Sterile filtered
- Formulated in Type 1+ ultrapure water: 18.2 megaohm-cm resistivity at 25°C, < 5 ppb Total Organic Carbon, bacteria free (<1 Bacteria (CFU/ml)), pyrogen free (<0.03 Endotoxin (EU/ml)), RNase-free (< 0.01 ng/mL) and DNase-free (< 4 pg/µL)
Jeffamine ED series are polyether diamines based on a predominantly PEG backbone. PEG imparts complete water solubility. The Jeffamine ED-2001 have a representative structure illustrated in the accompanying Figure.

Jeffamine ED-2001
Synonym: O,O′-Bis(2-aminopropyl) polypropylene glycol-block-polyethylene glycol-block-polypropylene glycol 1,900, Jeffamine ED-2003
Mr ~2,000
CH3CH(NH2)CH2(OCH2CH2)nOCH2CH(NH2)CH3
CAS Number [65605-36-9]
MDL Number MFCD00147794
pH before titration with hydrochloric acid is > 10
Final measured pH of HR2-597 is 7.0
Appearance: Colorless to Very light yellow tint to yellow, clear solution
50% w/v in deionized water, sterile filtered (0.22 micron)

Measured Conductivity Range: 4.0 - 5.7 mS/cm at 25°C
Measured Refractive Index Range: 1.40572 - 1.40734 at 20°C

Jeffamine is a registered trademark of the Huntsman Petrochemical Corporation.

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