Since no catalyst is used in the process, a product can be conveniently extracted and no waste water is produced; and the ester exchange process is simpler, safer and more efficient.
由于过程中无催化剂，不仅产物提纯简便，而且无废水产生，酯交换过程更加简单、安全和高效。
Since no catalyst is used in the process, a product can be conveniently extracted and no waste water is produced; and the ester exchange process is simpler, safer and more efficient.
由于过程中无催化剂，不仅产物提纯简便，而且无废水产生，酯交换过程更加简单、安全和高效。
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