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Methotrexate disodium salt is an antitumor antimetabolite with immunosuppressive activity.
| Items | Specifications | Results |
| Appearance | Yellow or orange-brown crystalline powder | Conforms |
| Water | ≤12.0% | 9.90% |
| Single impurity | ≤0.5% | 0.27% |
| Total impurities | ≤2.0% | 0.52% |
| Specific rotation | +19°~+24° | 19.6° |
| Assay | ≥98.5% | 99.48% |
| Heavy metals | ≤20ppm | Conforms |
| Product parameters | |
| Cas number: | 7413-34-5 |
| Appearance: | Yellow or orange-brown crystalline powder |
| Purity: | 98.5%min |
| Package details: | 1kg/foil bag; 25kg/drum |
| Brand: | Fortunachem |

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