Country：China>Hubei>Wuhan
NO.496 Zhongshang Road, Wuchang
Company：Wuhan Yuanchen Pharmaceutical Co., Ltd.
Mobile：86-027-88083875
Tell：86-027-88083875
Levonorgestrel Molecular Formula C21H28O2 Molecular Weight 312.45 CAS NO 797-63-7 Standard: CP2005, USP28
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