آسپیرین
جهت استعلام قیمت تماس بگیرید
دیپروپیلن گلایکول – KEDPG
جهت استعلام قیمت تماس بگیرید
جهت استعلام قیمت تماس بگیرید
| TEST | STANDARD | Unit | Ref |
| Appearance | White or almost white crystals | – | BP 2020 |
| Solubility | Freely soluble in water, slightly soluble in ethanol (96 per cent), practically insoluble in acetone and in methylene chloride | – | BP 2020 |
| IR spectra | Spectrum obtained with standard Metformin Hydrochloride | – | BP 2020 |
| Melting point | 222-226 | °C | BP 2020 |
| Appearance of solution | Solution S is clear and colourless | – | BP 2020 |
| Impurity F | not more than the area of the corresponding peak in the chromatogram obtained with the reference solution (0.05 per cent) | %
|
BP 2020 |
| Related substances | impurity A: not more than the area of the corresponding peak in the
chromatogram obtained with reference solution (a) (0.02 per cent) |
% | BP 2020 |
| unspecified impurities: for each impurity, not more than 0.5 times the area of the principal peak in the
chromatogram obtained with reference solution (b) (0.05 per cent) |
|||
| Total impurities: NMT 0.2% | |||
| Loss on drying | Max 0.5 | % | BP 2020 |
| Assay (on the dried basis) | 98.5 – 101 | % | BP 2020 |
| Sulfated Ash | Max 0.1 | % | BP 2020 |
| Residual Solvent (Methanol) | Max 3000 | ppm | BP 2020 |