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香水能保持多长时间?这一方面取决于香水的成分,另一方面取决于保存的方式。例如通过阳光香水会发生脂化和树脂化反应,各种香料的化学分子会转化成别的化合物——香气发生变化。仅仅从外观上人们就可以根据大多呈棕色和稠度增加来确定其变质。当拔开瓶塞或喷出香水时,它的香味要比新开香水瓶中的同样香水更刺鼻或较淡,然而香水在长期贮藏后变得真正很难闻的情况却是很少的。“老香水”仍有它的作用?
Perfume how long? This depends on the composition of the perfume, on the other hand depends on the preservation of the way. For example, through the sun perfume perfume and resinification reaction occurs, a variety of spices chemical molecules will be converted into other compounds - aroma changes. Just from the appearance of people can be based on the majority of brown and consistency increase to determine its deterioration. When the cork is unplugged or the perfume is being sprayed, it is more pungent or lighter than the same fragrance in a new perfume bottle, however the perfume becomes very unpleasant after prolonged storage . “Old perfume ” still have its role?