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Orange G, Certistain® for microscopy, Sigma-Aldrich®
Catalog # 1.15925.0025
Supplier:  Merck
CAS Number:  
Orange G, Certistain® for microscopy, Sigma-Aldrich®
Catalog # 1.15925.0025
Supplier:  Merck
CAS Number:  

Specifications

  • Pack type:
    Glass bottle
  • Pk:
    25 g
  • Seq:
    3308

Specifications

Specification Test Results

  • Dye content (spectrophotometrically):
    ≥ 80 %
  • Identity - sodium:
    passes test
  • Identity - UV/VIS-Spectrum:
    passes test
  • Absorption maximum λ max (water):
    476 - 481 nm
  • Spec. Absorptivity A 1%/1cm (λmax; 0.015 g/l; water):
    380 - 500
  • TLC-Test:
    passes test
  • Loss on drying (110 °C):
    ≤ 15 %
  • Suitability for microscopy:
    passes test

Specification Test Results

About this item

 :
 :452.38 g/mol
Melting Pt:141 °C
Density:0.45…0.47 g/cm³ (20 °C)
 :M-Clarity™ quality level = MQ300
Storage Temperature:Ambient
EINECS:217-705-6
 :1
CAS Number:1936-15-8
Formula:C₁₆H₁₀N₂Na₂O₇S₂
MDL Number:MFCD00012457