Potassium Dichromate -1048640500 - Hóa Chất Phân Tích Merck

S              Assay    iodometric, calc. on dried substance       >=           99.9        %                           

S              Insoluble matter                              <=           0.005     %                           

S              Chloride (Cl)                       <=           0.001     %                           

S              Sulphate (SO4)                  <=           0.005     %                           

S              Ca (Calcium)                       <=           0.002     %                           

S              Cu (Copper)                       <=           0.001     %                           

S              Fe (Iron)                              <=           0.001     %                           

S              Na (Sodium)                       <=           0.02        %                           

S              Pb (Lead)                             <=           0.005     %                           

S              Loss on drying   130 °C    <=           0.05        %                            

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