ketonic

Astaxanthin is one kind of ketonic type carotenoid, often serves as aquaculture animal′s such as the fish and shrimp feed additives.

虾青是一种酮式胡萝,用作鱼虾等水产养殖动物的饲料添加剂。

It is reseached that the process of catalytic cross-bridging in synthetic ketonic residuum resin and obtained that the utility resin.

酮渣油是化工生产中的工业料,经催化交联制成树脂,于经济和环保方面都有意义。