Specification Test Results

• Appearance (Form):
  Powder or Crystals
• Infrared spectrum:
  Conforms to Structure
• Solubility (Colour) 1 mg/ml H₂O:
  Orange to Very Dark Orange and Red to Very Dark Red and Orange-Red and Red-Orange
• Solubility (Turbidity):
  Clear
• Dye Content:
  ≥85%
• pH:
  6.55 (29 °C, 84 °F)