مترونیدازول بنزوات
جهت استعلام قیمت تماس بگیرید
متفورمین
جهت استعلام قیمت تماس بگیرید
جهت استعلام قیمت تماس بگیرید
| TEST | STANDARD | Unit | Ref |
| Description | White crystals, commonly tabular or needle-like, or white, crystalline powder. Is odorless or has a faint odor. Is stable in dry air; in moist air it gradually hydrolyzes to salicylic and acetic acids. | —- |
USP43-NF38 |
| Solubility | Freely soluble in alcohol; soluble in
chloroform and in ether; sparingly soluble in absolute ether; Slightly soluble in water. |
—- | USP43-NF38 |
| IR spectra | Spectrum obtained with standard Aspirin | —- |
USP43-NF38 |
| Loss on drying | NMT 0.5 | % | USP43-NF38 |
| Readily Carbonizable Substances | The solution has no more color than Matching Fluid Q | —- | USP43-NF38 |
| Residue on Ignition | NMT 0.05 | % | USP43-NF38 |
| Substances Insoluble in Sodium carbonate TS | Solution of 500 mg in 10 ml warm sodium carbonate TS is clear | —- | USP43-NF38 |
| Chloride | A 25-ml portion of the filtrate shows no more chloride than correspond to 0.1 ml of 0.02 N Hydrochloric Acid | —- | USP43-NF38 |
| Sulfate | Not more than 1.25 ml of 0.02 M lead perchlorate is consumed | —- | USP43-NF38 |
| Limit Of Free Salicylic Acid | The color in the second tube is not more intense than in the tube containing the salicylic acid | —- | USP43-NF38 |
| Assay (on the dried basis) | 99.5 – 100.5 | % | USP43-NF38 |
| Residual solvents(Acetic Acid) | Max 5000 | ppm | USP43-NF38 |