Efficiency: Powerfully purify pores, dissolve oil and propionibacterium, remove surplus oil, and quickly recover skin to pure, comfortable and refreshing state.
功效：深层清洁毛孔，溶解分泌的油脂及痤疮杆菌，消除多余油份，使肌肤迅速恢复纯净舒爽状态。
In order to purify product from other substance, the solid mixtures are usually comminuted and soaked out by diphenyl sulfone, and then recover the solvent by distillation and drying.
为了将产物与其它物料分离，通常将混合固体粉碎，首先用溶剂将二苯砜浸出，然后再经蒸馏、干燥，回收二苯砜。
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