Bioactivity | Bromocresol purple (sodium) is a water-soluble dye, bromocresol purple sodium, commonly known as bromocresol purple, used as a pH indicator. The dye color changes from yellow to purple between pH 5.2 and 6.8. |
CAS | 62625-30-3 |
Formula | C21H15Br2NaO5S |
Molar Mass | 562.20 |
Appearance | 固体 |
Transport | Room temperature in continental US; may vary elsewhere. |
Storage | 4°C, stored under nitrogen *In solvent : -80°C, 6 months; -20°C, 1 month (stored under nitrogen) |