The technical fluorene has been refined from the heavy wash oil with xylene.
以重质洗油为原料，二甲苯为溶剂精制工业芴。
The technical fluorene has been refined from the heavy wash oil with xylene. The optimum technological process and operation conditions are selected by the experiments.
以重质洗油为原料，二甲苯为溶剂精制工业芴。试验选出最佳的工艺路线与操作条件。
It can be used specially to wash table cloth, dinner cloth and work uniform with heavy oil stains.
具有乳化分散能力，并能快速清除顽固污渍和油渍，适用于台布、餐巾以及工服等重油垢织物的洗涤。
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