| 
 | 
| BROMOXYLENOL BLUE | 
| SPECIFICATION SHEET | 
| PRODUCT | BROMOXYLENOL BLUE | 
| CAS NO | 40070 - 59 - 5 | 
| TESTS | RESULTS | 
| Appearance | Light Pink to Buff Powder | 
| Solubility 0.1%(0.1N EtOH) | Clear Yellow Solution | 
| Transition Range | |
| pH 5.7- pH 7.4 | Yellow - Blue | 
| Absorptivity 1% 1cm, at | |
| l max.435.8 nm | 339 | 
| l max.614.4 nm | 538 | 
| Loss on drying at 110OC(1hr) | 1.57% |