大洪水
发表于 2025-4-1 04:46:09
Pretreatment of Used Cooking Oil for the Preparation of Biodiesel Using Heterogeneous Catalysis,ontain free fatty acids (FFAs) which need to be removed. Esterification can be used to convert the FFAs to biodiesel, and this work has compared two types of heterogeneous catalyst for esterification. An immobilized enzyme, Novozyme 435, was investigated because it has been shown to give a high conv
屈尊
发表于 2025-4-1 09:29:06
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