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      2. 河北星宇化工有限公司

        Products

        thiophene-2,5-dicarboxylic acid


        Structural formula:

        Appearance: white powder
        Content: ≥97%
        Melting point: ≥320℃
        Packing: 25KG fiber drum lined with double-layer plastic bag
        Uses: raw material and intermediate for drugs and brightening agents


        C.I.NO :
        CAS NO. :




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