MERCK – 159375 Phenol Red (phenolsulfonphthalein)

Specifications :

  • Assay (bromatometric, calculated on dried substance) : 98.0 – 102.0 %
  • Identity (UV/VIS-Spectrum) : passes test
  • Identity (Color transition) : passes test
  • Identity (Bromination) : passes test
  • Insoluble substances : ≤ 0.5
  • Sulfated ash : ≤ 0.2
  • Loss on Drying (105 °C) : ≤ 1.0
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MERCK – 159375 Phenol Red (phenolsulfonphthalein)

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