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CAFFEINE ANHYDROUS AR
Suitable for determination of Serum Bilirubin (Confirm to IP/BP)
| Article No. | Grade | Purity | CAS No. | Molecular Formula | Molecular Weight | H.S. Code | Shelf Life |
|---|---|---|---|---|---|---|---|
| SC2115 | AR | 99% | 58-08-2 | C8H10N4O2 | 194.19 | 2939.3000 | 60 Months |
Packings
| 100 g,250 g |
Physical Properties
| Physical state at 20 °C | Solid |
| Colour | White crystalline |
| Odour | Odorless |
| pH value | 6.9 |
| Melting point/ Freezing point [°C] | 234 - 236°C |
| Boiling point [°C] | 178°C |
| Density [g/cm3] | 1.23 |
| Solubility in water [% weight] | 1 gm in 46 mls water |
| Partition coefficient Log Pow octanol / water at 20°C | 0.07 |
Specifications
| Appearance | Silky white crystals or crystalline powder; odourless; sublimes readily |
| Assay (on dried basis) | 99.0- 101.5% |
| Solubility | Sparingly soluble in water, freely soluble in boiling water, slightly soluble in ethanol (96 per cent). It dissolves in concentrated solutions of alkali benzoates or salicylates. |
| Identification | To comply IP,BP test |
| Appearance of solution | To comply IP,BP test |
| Melting point | 235 - 237°C |
| Insoluble matter in water | Max 0.005% |
| Acidity or alkalinity | To comply IP/BP test |
| Related Substances | To comply IP,BP test |
| Sulphate (SO4) | Max 0.05% |
| Heavy metal (as Pb) | Max 0.002% |
| Loss on drying ((at 105°C for 1hr) | Max 0.5% |
| Sulphated ash | Max 0.1% |
| Copper (Cu) | Max.0.0002% |
| Iron (Fe) | Max.0.0002% |
| Lead (Pb) | Max.0.0002% |
| Zinc (Zn) | Max.0.0002% |
| Theobromine (C7H8N4O2) | Max.0.2% |
Safety Information and Hazard Symbols
|
|
|---|---|
| Symbol | GHS07 |
| Signal Word | Warning |
| UN No. | 1544 |
| IMCO Class No. | 6.1 |
| Packing Group | III |
| Hazardous Statement | H302 |
| Precaution Statement | P301 + P312 + P330 |
| Risk Statement | |
| Safety Statement | |