Specification Test Results

• Appearance (colour):
  Brown to very dark brown and red to very dark red and red-brown and very dark red-brown and green to very dark green
• Appearance (form):
  Powder or crystals or chunk(s)
• Carbon content:
  48.9 - 81.8%
• Nitrogen content:
  5.8 - 9.5%
• Infrared spectrum:
  Conforms to structure
• Wavelength (1) (UV):
  493 - 499 nm
• Molar absorbancy index (1):
  ≥48000
• Wavelength (2) (UV):
  240 - 246 nm
• Molar absorbancy index (2):
  ≥22000
• Solvent (UV):
  0.003 g/L in water