Phthalein acid anhydride Photophobic pharmaceutical and has special protective action on the ultraviolet ray. It can cure sunlight dermatitis, eczema, etc.

酞酐避光剂，对紫外线具有特殊的保护功效，可治疗日光性，。

The whole technological process all realize low temperature, photophobic, asepsis, dust free, even the fresh melon is carried out a factory treatment process.

工艺流程全部实现了低温、避光、无菌、无尘，就连鲜瓜的处理工序都实行了工厂化。