Polyethylene Glycol 4000


Polyethylene glycol (PEG) is a polyether compound with many applications from industrial manufacturing to medicine. The structure of PEG is (note the repeated element in parentheses):


PEG is also known as polyethylene oxide (PEO) or polyoxyethylene (POE), depending on its molecular weight.

Molecular Formula: H(OCH2CH2)nOH

Molecular Weight: average 4000 g/mol

Melting Point: 53 to 58 °C

Boiling Point:  250°C (1013 hPa)

Flash Point:  250

Hazard Phrases: Not considered harmful under normal laboratory conditions

Cas No: 25322-68-3
Einecs No: 500-038-2

HS CODE:34042000


Following the UK’s departure from the EU on 1 January 2021, all European shipments are sent on a DAP Basis (Delivered at Place).

This means that the buyer will be liable for import VAT at their prevailing national rate and for orders over 150€ (including carriage) import duties will become chargeable at your prevailing national rate.

The Duty is ascertained by your national customs authority based on the HS Code of each product. The HS Code is shown in the “European Shipment” section of each product page.


Additional information

Weight N/A
Pack Size

250gm, 500gm, 1Kg, 5Kg