分子蒸馏脱除玉米油中3-氯丙醇脂肪酸酯和缩水甘油酯效果的研究

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研究了分子蒸馏法脱除玉米油中3-氯丙醇脂肪酸酯(3-MCPDE)和缩水甘油酯(GE)的效果。结果表明:蒸馏温度和进油速度是影响3-MCPDE脱除效果的显著因素;在进油速度160mL/h、刮膜速率240 r/min的条件下,玉米油中3-MCPDE的含量随着蒸馏温度的升高而降低,当蒸馏温度达到230℃时,玉米油中3-MCPDE的含量即可从2. 90 mg/kg降低到0. 82 mg/kg,脱除效率达到71. 7%;在蒸馏温度210℃、刮膜速率240 r/min的条件下,玉米油中3-MCPDE的含量随着进油速度
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