A rapid infrared spectrophotometric metrod for determining furfural content in the raffinate of fur fural extraction of FCC light cycle oil is established. 本文建立了红外光谱法快速测定催化裂化柴油糠醛抽余相中糠醛含量的分析方法。
Several monoesters of ricinoloeic acid were synthesized by esterification, their acid vales and effect of the lubricity on diesel fuel were also studied. 合成了蓖麻油酸单酯类化合物，测定了它们的酸值，并考察了其对加氢裂化柴油润滑性改进的效果。
