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Eosin B til mikroskopi, Sigma-Aldrich®
Eosin B til mikroskopi, Sigma-Aldrich®
Catalog # 45260-25G-F
CAS Number:  
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Eosin B til mikroskopi, Sigma-Aldrich®
Catalog # 45260-25G-F
CAS Number:  

Specifications

  • Pakning:
    Glass bottle for solids
  • Pakn:
    25 g
  • Seq:
    3308

Specifications

Specification Test Results

  • Appearance (colour):
    Green to very dark green and brown to very dark brown and green-brown and brown-green
  • Appearance (form):
    Powder
  • Assay (gravimetr.):
    ≥ 80.0 %
  • Thin layer chromatography:
    Corresponds to standard
  • Solubility (color):
    Red to very dark red
  • Solubility (method):
    0.01 g in 10ml water
  • Loss on drying:
    ≤ 7.0 %
  • Infrared spectrum:
    Conforms to structure
  • Wavelength (1) (uv):
    509 - 524 nm
  • Extinction (1%/1cm) (1) (uv):
    ≥ 600
  • Solvent (uv):
    Water + 1ml 1% sodium carbonate
  • Lead (Pb) by Element analysis:
    Not detected
  • Zinc (Zn) by Element analysis:
    Not detected

Specification Test Results

About this item

 :
 :624.06 g/mol
Merck Index:12,03638
Melting Pt:> 310 °C
 :M-Clarity™ quality level = MQ100
Storage Temperature:Stue temperatur
EINECS:208-943-1
CAS Number:548-24-3
Formula:C₂₀H₆Br₂N₂Na₂O₉
MDL Number:MFCD00005041