SOLOCHROME DARK BLUE
SOLOCHROME DARK BLUE
| Article No. | 551503 |
| Grade | LR |
| Purity | – |
| CAS No. | 2538-85-4 |
| Molecular Formula | C20H13N2NaO5S |
| Molecular Weight | 416.39 |
| H.S. Code | 2927.0090 |
| Shelf Life | 60 Months |
Physical properties
| Physical State at 20°C | Solid |
| Colour | Blackish brown |
| Odour | Odorless |
| Solubility in Water [% weight] | Moderate (1-10%) |
Specifications
| Appearance | Dark blackish brown powder |
| Identity (UV/VIS spectrum) | Passes test |
| Absorption Maxima λmax (buffer pH 12.2) | 634 – 640 nm |
| Specific Absorptivity A1%, 1cm (λmax; 0.0015%; buffer pH 12.2, calculated on dried substance) | 250-500 |
| Loss on Drying (at 110°C) | Max 10.0% |
| Suitability (as indicator for metal titration) | Passes test |
| Packings | 25 gm |
