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Study on a new synthetic method of folic acid
Lyu Xuesong1, Xin Jiheng2, Liu Xiaolian1, Xu Yawei1, Liu Peizhen1, Zhang Xiaoyang1 , Liu Yi1
1. Hebei Jiheng (Group) Pharmaceutical Corporation Ltd., Hengshui   053000,China; 2. Hengshui No.2 High School, Hengshui   053000, China


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