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Merck
CN

1546547

USP

Polyethylene glycol 3350

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

Poly(ethylene glycol), PEG

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About This Item

Linear Formula:
H(OCH2CH2)nOH
CAS Number:
UNSPSC Code:
41116107
NACRES:
NA.24
MDL number:
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Product Name

Polyethylene glycol 3350, United States Pharmacopeia (USP) Reference Standard

InChI

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

SMILES string

C(CO)O

InChI key

LYCAIKOWRPUZTN-UHFFFAOYSA-N

grade

pharmaceutical primary standard

API family

polyethylene glycol

mol wt

Mw 3015-3685

manufacturer/tradename

USP

application(s)

pharmaceutical (small molecule)

format

neat

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Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Application

Polyethylene glycol 3350 USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:
  • Polyethylene Glycol 3350 and Electrolytes for Oral Solution

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets, has been developed and issued under the Authority of the issuing Pharmacopoeia.

For further information and support please go to the website of the issuing Pharmacopoeia.

Polyethylene Glycol 3350 is an addition polymer of ethylene oxide and water, represented by the formula H(OCH2CH2)nOH, in which n represents the average number of oxyethylene groups. The apparent weight-average molecular weight is 3015–3685 g/mol (Da).

Other Notes

Sales restrictions may apply.

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

281.5 °F - closed cup

flash_point_c

138.6 °C - closed cup


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Polyethylene Glycol 3350 and Electrolytes for Oral Solution
USP43-NF38: United States Pharmacopeia and National Formulary
United States Pharmacopeia, 33(6), 3587-3587 (2022)
Polyethylene Glycol 3350
USP43-NF38: United States Pharmacopeia and National Formulary
United States Pharmacopeia, 41(4), 3584-3584 (2020)

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