Complaint
General Information:
Type: Pharmaceutical Raw Materials/APIs| Items | Standard |
| Characters | white crystal or crystalline powder |
| IdentificationA | A violet-red color is produced |
| IdentificationB infrared absorption | Sample infrared absorption spectropho-tometry complies with Aspirin CRS. |
| Loss on drying | ≤0.5 % |
| Readity carbonizable substance | Not more color thanM.F.Q |
| Residue on ignation | ≤0.05% |
| Substances insoluble in sodium carbonate | The solution is clear |
| Chloride | ≤0.014% |
| Sulfate | ≤0.04% |
| Heavy metals | ≤10ppm |
| Free salicylic acid | ≤0.1% |
| Residual solvents | Acetic acid: LOD≤0.5% |
| Assay (on dried basis) | Contains C9H8O4 99.5% to 100.5% |
