Specification Test Results

• Appearance:
  Green to dark green Crystalline powder or crystals
• Infrared spectrum:
  Conforms
• Dye content:
  ≥90 %
• UV Lambda max:
  614 to 620 nm (in water)
• Absorption Ratio P-15/P+15:
  1.00 to 1.15
• Visual transition interval:
  from pH 0.0 (yellow) to pH 2.0 (green)
• BSC Certification:
  Passes