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  1. Polyethylene Glycol - PubChem

  2. Polyethylene glycol - Wikipedia

  3. Polyethylene Glycol 400 - PubChem

  4. Structure of PEG and mPEG. | Download Scientific Diagram

  5. polyethylene glycol (PEG) - PubChem

  6. Chemical structure of Common PEG materials. (A) ethylene ...

  7. Polyethylene glycol - NIST Chemistry WebBook