在溴法合成香兰素新工艺中，用水蒸汽蒸馏法回收萃余相中的溴，降低了溴的消耗定额。
In the new process of synthesis of vanillin with bromine, the bromine in the wastewater is retrieved by steam distillation. As a result, the bromine consumption is reduced.
在溴法合成香兰素新工艺中，用水蒸汽蒸馏法回收萃余相中的溴，降低了溴的消耗定额。
In the new process of synthesis of vanillin with bromine, the bromine in the wastewater is retrieved by steam distillation. As a result, the bromine consumption is reduced.
应用推荐