Product Description
Backed by a team of skilled and trained professionals, we are able to provide the clients with BROMO PHENOL BLUE. These products are used by varied industries as acid-base indicator, color marker and dye. Owing to our advanced techniques and modern machinery, we are able ensure the non-contaminated form of these chemicals. Prepared by slowly adding excess bromine to a hot solution of phenolsulfonphthalein in glacial acetic acid, these products have a pure and accurate composition. BROMO PHENOL BLUE is available with us in different quantities in accordance to the needs of the clients.
Features:
- Acid based
- Moderate pH value
- Longer shelf life
- High usage
- Color changing ability
Specification Sheet
CAS No. | 115 - 39 - 9 |
Chemical Formula | C19H10Br4O5S |
Molecular Weight | 669.98 |
Melting Point | 272 - 273o C |
Dye Content | 5% |
Transition Range | pH 3.0 - 4.6 Greenish Yellow - Reddish Blue |
Absorption Max (pH3.0) | 434 - 439 nm |
Absorption Max (pH4.6) | 590 - 593 nm |
Absorptivity (1%,1cm) pH 3.0 | 350 - 385 |
Absorptivity (1%,1cm) pH 4.6 | 940 - 1000 |
Loss On Drying (110o C) | <1% |