Is Bromophenol Blue vegetarian?
Bromophenol Blue
Bromophenol Blue is a synthetic pH indicator and electrophoretic colour marker of the triphenylmethane family, prepared by bromination of phenolsulfonphthalein. It is widely used in gel electrophoresis, titrations, and as a tracking dye.
| Also known as | 3',3'',5',5''-Tetrabromophenolsulfonphthalein, 4,4'- (3H-2,1-Benzoxathiol-3-ylidene)Bis[2,6-Dibromophenol]-S,S-Dioxide, 4,4'-(3H-2,1-Benzoxathiol-3-ylidene)Bis[2,6-Dibromophenol]-S,S-Dioxide, Albutest, BPB |
|---|---|
| INCI name | Bromophenol Blue |
| CAS number | 115-39-9 |
| EC number | 204-086-2 |
| CosIng ID | 54969 |
| Last reviewed | 3 June 2026 |
An ingredient is considered vegetarian if it avoids components derived from killing an animal.
Classifications are made to the best of our knowledge based on available scientific and regulatory sources. We cannot guarantee the accuracy of every entry, errors in the sources we draw from can always occur. This tool also cannot account for cross-contamination, which depends entirely on individual suppliers and producers. If you believe a classification is incorrect, you can report an issue.
