Eosin b
General information
General information
| Chemical formula: C20H6N2O9Br2Na2 | Molar Mass: 624.08 g/mol |
| Appearance: Brown to dark green powder | Bulk density: 680 kg/m3 |
| Solub. in water: 300 g/l | Melting point: 275 °C(decompose) |
| Boiling point: 663.6ºC at 760 mmHg | pH value: 6.2 (25°C) |
| Storage temp.: +2°C to +30°C | Cautions: Not a hazardous substance |
| R: N/A | S: N/A |
| HS-No.: 3212 90 00 | EC number : 208-943-1 |
Specification
Specification
| Description | Conforms | ||
| Dye content | ≥ | 85.0 | % |
| Absorptivity (A 1%/1cm at λmax in water) | ≥ | 800 | |
| Solubility (0.1% in water) | Conforms | ||
| Absorption maxima in water | 517-520 | nm | |
| Loss on drying (at 110°C) | ≤ | 8.0 | % |
| Suitability | Conforms |
Ordering code
Ordering code
| Ordering code | 10 g | 25 g | 50 g | 100 g | 250 g |
| P.E. | |||||
| Glass | 615.09.00010.01 |
Hazard symbol
Hazard symbol
| Hazard Symbol |
محصولات مرتبط
