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Product Identifier
| CAS No. |
603-45-2 |
| EC No. |
210-041-8 |
| C.I. No. |
43800 |
| Molecular Formula |
C19H14O3 |
| Molecular Weight |
290.31 |
| Synonym |
Aurin; Corallin |
| HS Code |
2914 50 00 |
| Storage |
Below 30°C |
| Shelf life |
4 years |
Technical Specification
| Appearance |
Red to maroon crystals or powder or solid |
| Solubility |
20 ppm in acidified ethanol yields clear solution |
| Visual pH Transition |
pH 6.6 (yellow-orange) - pH 8.0 (pink-red) |
| Absorption maxima |
477 - 487 nm (20 ppm in acidified ethanol) |
| Loss on drying (at 110°C, 1 hr) |
<= 10.0% |
Safety Information
| Hazard Pictogram(s) |
 |
| Signal Word |
Warning |
| Hazard Statement(s) |
H315-H319-H335 |
| Precautionary Statement(s) |
P261-P280-P312-P403+P233-P501 |
| UN No. |
Not dangerous goods |
| Class |
- |
| Packing Group |
- |
| WGK |
1 |
CAS Number :
603-45-2
Synonym :
Aurin; Corallin
Molecular Formula :
C₁₉H₁₄O₃
More Information
| Product Name |
Aurin |
| SKU |
GRM1053 |
| CAS No |
603-45-2 |
| EC No. |
210-041-8 |
| Molecular formula |
C₁₉H₁₄O₃ |
| Synonym |
Aurin; Corallin |