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

    Sulphur Black BR 200%

    CAS:1326-82-5
     
    Colour Index No.:
    C.I.Sulphur Black 1(53185)
    Standard of identity:
    HG/T3427-2001
    Appearance
    Flashing Black Flakes or Granules
    Strength (with the standard )
    100%
    Shade
    Approximate to the Standard
    Moisture, % ≤
    6.0
    Insoluble matter in Sodium Sulfide, % ≤
    0.5
     
    Packing: In 25 kgsnet woven bag / carton / iron drum.

    Sales Tel: +86-379-65920866

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