Description Sodium Tetraphenylborate, 99.9%, 100g For Research & Development Not for drug, human, animal, or food use Certificate of Analysis: Appearance (Color) Pink Appearance (Form) Powder Assay (Titration) 99.9% Infrared Spectrum Conforms to structure Loss on Drying (@ 105 °C) <0.5% CAS: 143-66-8 FORMULA: C24H20BNa