1546547

Polyethylene glycol 3350

United States Pharmacopeia (USP) Reference Standard

• Synonym(s): Poly(ethylene glycol), PEG
• Linear Formula: H(OCH₂CH₂)_nOH
• CAS Number: 25322-68-3
• MDL number: MFCD00081839
• NACRES: NA.24

Properties

• grade: pharmaceutical primary standard
• mol wt: M_w 3015-3685
• manufacturer/tradename: USP
• application(s): pharmaceutical (small molecule)
• format: neat
• SMILES string: C(CO)O
• InChI: 1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2
• InChI key: LYCAIKOWRPUZTN-UHFFFAOYSA-N

Description

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).

Application

It is intended to be used as a USP reference standard in specified quality tests and assays.
Also used to prepare standard solutions for the assay and identification tests using liquid chromatography (LC) as described in the following United States Pharmacopeia (USP) monographs:

• Polyethylene Glycol 3350
• Polyethylene Glycol 3350 and Electrolytes for Oral Solution

Packaging

1 g

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.  ​

Other Notes

USP issued SDS can be found here.

Sales restrictions may apply.

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point(F): 281.5 °F - closed cup
• Flash Point(C): 138.6 °C - closed cup