Caffeine Anhydrous Powder
Product Specifications
DFI-992418
DFI-992418
| Description | |
|---|---|
| Appearance: | White crystalline powder or silky, white crystals |
| Appearance of solution: | Clear, colourless |
| CAS No.: | 58-08-2 |
| Chemical name: | 1,3,7-Trimethyl-3,7-dihydro-1H-purine-2,6-dione |
| Country of origin: | China |
| Formula: | C8H10N4O2 |
| Molecular Mass: | 194.2 |
| Packaging: | 20kg carton or 25kg fibre drum with LDPE bag |
| Shelf life: | 60 months |
| Storage: | Keep in a tightly closed container, store in a natural temperature, ventilated area. Protect against physical damage. Containers of this material may be hazardous when empty, since they retain product residues (dust, solids); observe all warnings and precautions listed for this product |
| Specifications | |
| Acidity: | Not more than 0.2 ml of 0.01 M sodium hydroxide |
| Alkaloids: | No precipitate is formed |
| Assay: | 98.5 to 101% |
| Identification A: | Conforms to the USP caffiene RS |
| Identification B: | Corresponds to the standard preparation obtained in the assay |
| Impurities: | Max: 0.1% |
| Individual Impurity: | Max: 0.1% |
| Lead: | Max: 1mg/kg, ppm |
| Loss on drying: | Max: 0.5% |
| Melting point: | 235 to 238°C |
| Readily Carbonisable Substances: | Qualified |
| Solubility: | Sparingly soluble in water, freely soluble in boiling water, slightly soluble in ethanol (96%). It dissolves in concentrated solutions of alkali benzoates or salicylates. It sublimes readily |
| Sulfate: | Max: 500ppm, mg/kg |
| Sulphated ash: | Max: 0.1% |
| Total impurities: | Max: 0.1% |
| Total impurities: | Max: 0.1% |
| Unspecified Impurity: | Max: 0.1% |
Published Date: 2025-09-08 13:18:50