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    1. Umbelliferone

      Update:2014/11/24 星期一 12:21:33

        Item:Umbelliferone
        Synonym:7-Hydroxy-2H-1-benzopyran-2-one; 7-Hydroxycoumarin
        CAS No.:93-35-6Special Grade:High Pure Grade
        Formula:C9H6O3M.W.:162.14
      Order
        Product No.SizePriceBrand
        H2,400-3-10g10g280GBCBIO
        H2,400-3-25g25g560GBCBIO
        H2,400-3-100g100g2250Aldrich
      Introduction
        Appearance................off-White to Tan Powder
        Carbon (%).........................................65.6~67.7
        Purity (High Pressure Liquid)(%).............≥98.5
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