Fig. 1 · Structure
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Brom0phenol blue sodium
pH Indicator
Bromophenol blue sodium is a pH indicator that exhibits a color transition from yellow at pH 3.0 to blue at pH 4.6. This compound is widely utilized in molecular biology applications as a tracking dye for monitoring the progress of agarose and polyacrylamide gel electrophoresis. Its ability to indicate pH changes makes it a valuable tool in various biochemical assays and experiments.
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Specifications
| Manufacturer | Adooq Bioscience |
|---|---|
| CAS Number | 62625-28-9 |
| Applications | pH Indicator |
| Formula | C19H9Br4NaO5S |
| Molecular Weight | 691.94 |
| SMILES | O=S1(OC2=CC=CC=C2C1(C3=CC(Br)=C(O)C(Br)=C3)C4=CC(Br)=C(O[Na])C(Br)=C4)=O |
Storage & Solubility
In Vitro Solubility
Reported Solubility
No reported solubility data are available for this product.
Preparing Stock Solutions
| Concentration | |
|---|---|
Values use four significant digits. Prepare to the final solution volume; this is not the volume of solvent to add.
Stock preparation is unavailable for this product molecular weight.
Calculated stock concentrations do not establish solvent solubility. Refer to the reported solubility data for experimental guidance.
Storage
Store powder at -20°C, keep desiccated.
In powder form, the chemical is stable for 36 months.
In solution, store at -20°C and use within 1 month to prevent loss of potency. Aliquot to avoid multiple freeze/thaw cycles.