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    Our Production Standard for Chitosan Oligosaccharide is registered
    Hits:15996 Date:2016/2/2 16:14:00

    Qingdao Yunzhou Biochemistry Co.,LTD production standard for chitosan oligosaccharide has been registered by Shandong Sanitary Committee, this producation standard will be in effect from Sep.14,2015 till Sep.13,2016.

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