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Product Identifier
| CAS No. |
2611-82-7 |
| EC No. |
220-036-2 |
| C.I. No. |
16255 |
| Molecular Formula |
C₂₀H₁₁N₂Na₃O₁₀S₃ |
| Molecular Weight |
604.47 |
| HS Code |
3212 90 90 |
| Storage |
Below 30°C |
| Shelf life |
4 years |
Technical Specification
| Appearance |
Red to bordeaux to brown powder or granules |
| Solubility |
10 ppm in water yields clear red to very dark red solution |
| Absorption maximum 1 |
242 - 248 nm (10 ppm in water) |
| Absorption maximum 2 |
329 - 335 nm (10 ppm in water) |
| Absorption maximum 3 |
503 - 509 nm (10 ppm in water) |
| Loss on drying (at 105°C, 2 hr) |
<= 10.0% |
Safety Information
| UN No. |
Not dangerous goods |
| Class |
- |
| Packing Group |
- |
| RTECS |
QJ6530000 |
| WGK |
1 |
CAS Number :
2611-82-7
Molecular Formula :
C₂₀H₁₁N₂Na₃O₁₀S₃
More Information
| Product Name |
Ponceau 4R |
| SKU |
RM9778 |
| CAS No |
2611-82-7 |
| EC No. |
220-036-2 |
| Molecular formula |
C₂₀H₁₁N₂Na₃O₁₀S₃ |