UL 842A-2015 汽油和标称生物柴油浓度高达85% (E0-E85) 的汽油/乙醇混合燃料用阀门的UL安全标准 (第一版)
UL Standard for Safety Valves for Gasoline and Gasoline/Ethanol Blends with Nominal Ethanol Concentrations up to 85 Percent (E0 �C E85) (First Edition; Reprint with revisions through and including October 27@ 2017)