CASR |
: | 125-20-2 |
Molecular Formula |
: | C28H30O4 |
Molecular Weight |
: | 430.55 |
| Specifications | |
|---|---|
| Description: | White to light yellow crystalline powder. |
| Solubility: | Insoluble in water. Soluble in alcohol. |
| Transition range(pH 9.3-10.5): | Colourless to blue. |
| Absorption(L max pH 10.5): | 592 - 596 nm |
| Absorptivity(A 1%,1cm L max.pH 10.5 ): | > 800 |
| Loss on drying,110°C: | 3.0% max |
