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P3265

Sigma-Aldrich

Poly(ethylene glycol)

average MN 400

Synonym(s):

Polyethylene glycol, PEG

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About This Item

Linear Formula:
H(OCH2CH2)nOH
CAS Number:
25322-68-3
MDL number:
MFCD00081839
UNSPSC Code:
12352104
PubChem Substance ID:
24897878
NACRES:
NA.23
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Product Name

Poly(ethylene glycol), average mol wt 400

form

liquid

Quality Level

200

mol wt

average mol wt 400

refractive index

n/D 1.465 (20 °C)

viscosity

7.3 cSt (210 °F)

mp

4-8 °C

solubility

water: 100 mg/mL

density

1.1254 g/cm3 at 20 °C
1.0930 g/cm3 at 60 °C

SMILES string

C(CO)O

InChI

1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2

InChI key

LYCAIKOWRPUZTN-UHFFFAOYSA-N

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General description

Poly(ethylene glycol) (PEG) is an oligomer of ethylene oxide that is majorly used as a synthetic polymer for its unique properties which include low cost, biocompatibility, and hydrophilicity. It can be used in the production of biomedical hydrogels.[1][2][3]

Application

PEG has a variety of biomedical applications, applications in energy storage and drug delivery.[4][5]

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
WXBF5115V
MKCV3615
MKCS2904
MKCV1837
MKCT7525

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