Belgium
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Nigrosine, certifié par la Commission de Coloration Biologique, Sigma-Aldrich®
 
Nigrosine, certifié par la Commission de Coloration Biologique, Sigma-Aldrich®

 

  • Environmentally Preferable:

 

 

  • Appearance (Colour):
    Black
  • Appearance (Form):
    Powder or Crystals
  • Infrared spectrum:
    Conforms to Structure
  • Wavelength Absorbance:
    290 - 300 nm
  • Wavelength:
    570 - 580 nm
  • Absorbance:
    c = 0.02 g/L in 50% Ethanol
  • Biological Stain Commission, Commission Certified Number::
    Pass
  • Carbon:
    40 - 50% Typically
  • Nitrogen:
    7 - 9% Typically
  • TLC, Consistent With Control:
    Conforms
  • Solubility (Turbidity), c = 0.1% in H2O:
    Clear
  • Solubility (Colour):
    Dark Purple

 

 

  •  
     
    Cdt
     
     
  • 198285-25G
    198285-25G
    25 g
       
       
    1 * 25 g
    1 * 25 g - 34,40 €
    34,40 €
    1 * 25 g
       34,40 €

  • 198285-100G
    198285-100G
    100 g
       
       
    1 * 100 g
    1 * 100 g - 104,00 €
    104,00 €
    1 * 100 g
       104,00 €