ORGANIC CHEMISTRY Chapter 4 4. IB Petroleum Refining(精炼) AsI p halt lubricating oil waxes Gas oil (C1-C Petroleum K erosene (C1-C14 Straight-run gasoline (C5-C1) Natural gas Department of Chemistry, Xiamen UniversityORGANIC CHEMISTRY Department of Chemistry, Xiamen University Chapter 4 4.1B Petroleum Refining (精炼) Asphalt Asphalt Petroleum Petroleum Natural gas (C1 – C4) Natural gas (C1 – C4) Straight-run gasoline (C5 – C11) Straight-run gasoline (C5 – C11) Kerosene (C11 – C14) Kerosene (C11 – C14) Gas oil (C14 – C25) Gas oil (C14 – C25) Lubricating oil waxes Lubricating oil waxes