Bromothymol Blue
CAS: 76-59-5
Molecular Formula: C27H28Br2O5S
Molecular Weight: 624.38
Product Detail
| Product Code | 35458451 | ||||
| Product Name | Bromothymol Blue | ||||
| Categories | Stains & Indicators | ||||
| CAS | 76-59-5 | ||||
| Molecular Formula | C27H28Br2O5S | ||||
| Molecular Weight | 624.38 | ||||
| Storage Details | Ambient | ||||
| Harmonised Tariff Code | 29349990 |
Product Specification
| Loss on Drying | 3% max | ||||
| Dye Content | 95% min | ||||
| Transition Range | pH 5.8 – 7.6 Yellow – Blue | ||||
| Appearance | Purple/ brown powder | ||||
| Solubility at 0.1% (95% Ethanol) | Clear Solution | ||||
| Wavelength of maximum absorption(pH 5.8) λ1 max | 430 – 435 nm | ||||
| Wavelength of maximum absorption (pH 7.6) λ2 max | 615 – 618 nm | ||||
| Absorptivity (E 1% in 1cm cell at λ1 max),pH 5.8 | 260 – 300 | ||||
| Absorptivity (E 1% in 1cm cell at λ2 max),pH 7.6 | 470 – 520 |
Safety Information
| Pictograms | |||||
| Signal word | None | ||||
| Hazard statements | |||||
| Precautionary statements |