Indicator pigment
    Biochemical reagent
    Common reagent
    Fiducial reagent
    Chromatogram reagent
    Chromatogram supporter
    Chromatogram standard substance
    PH test paper
    PHretarding agent
    Ion pair reagent
    Reagent of high purity
   Top quality reagent with high purity
    hydride reducer
    Chemical materials and reagent large-scale packing
    Imported reagent and materials

   
   
   
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