 |
| Cantidad: | |
|---|---|
DY10235
1115-70-4
214-230-6
C4H11N5.ClH
metformin hydrochloride
| Index name | Specifications |
| Appearance | White or almost white crystalline powder |
| Assay(on the dried basis) | 98.5% to 101.0% |
| Melting point | 222 to 226degC |
| Appearance of solution | Clear and colourless |
| Related substances(cyanoguanidine) | 0.02% max. |
| Other largest single impurity | 0.1% max. |
| Loss on drying | 0.5% max. |
| Sulphated ash | 0.1% max. |
| Heavy metals | 10ppm max. |
| Index name | Specifications |
| Appearance | White or almost white crystalline powder |
| Assay(on the dried basis) | 98.5% to 101.0% |
| Melting point | 222 to 226degC |
| Appearance of solution | Clear and colourless |
| Related substances(cyanoguanidine) | 0.02% max. |
| Other largest single impurity | 0.1% max. |
| Loss on drying | 0.5% max. |
| Sulphated ash | 0.1% max. |
| Heavy metals | 10ppm max. |