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  1. Propylene - Wikipedia

  2. Propene - Simple English Wikipedia, the free encyclopedia

  3. Propylene - Chemical Safety Facts

  4. Propylene | CH2CHCH3 | CID 8252 - PubChem

  5. Propene - NIST Chemistry WebBook

  6. Propene | Formula, Properties & Application

  7. Propylene | Formula, Properties & Application

  8. Propylene | Gas, Petroleum, & Glycol | Britannica

  9. Propene - NIST Chemistry WebBook

  10. Propene (Propylene) - Essential Chemical Industry

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