一级a性色生活片久久无码一

 

    一级a性色生活片久久无码一

     
         Sulphur Black BR 200%
         Sulphur Black B 200%
         Solubilised Sulphur Black
         Liquid Sulphur Black
         2,4-Dinitrochlorobenzene
         2,4-Dinitrophenol
         2,4-Dinitrophenol Sodium
         2,4-dinitroaniline
         2-Amino-4-nitrophenol
         2-Amino-4-Nitrophenol Sodium
         6-Chloro-2,4-dinitroaniline
         6-Bromo-2,4-dinitroaniline
         More
     
     
      Products

    2,4-Dinitrophenol

    CAS :  51-28-5
     
    Characteristic
    Specification
    Super grade
    First Grade
    Appearance
    Light Yellow Tiny Crystals
    Purity (% ) ≥
    99.0
    97.0
    Insoluble matter in Styrene ≤
    200mg/kg
    500mg/kg
    Chlorine ≤
    130mg/kg
    200mg/kg
    Moisture (% ) >
    15
    15
     
    Packing: In 25 kgs or 50 kgs net woven bag, iron drum or fibre drum each lined with plastic bag.

    Sales Tel: +86-379-65920866

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