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
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