| Vendor | Spec | Unit | Price | Currency | Date |
| Wudi Xinyue Chem | China national standards | MT | 1525.22 | USD | 20260602 |
| Wudi Xinyue Chem | China national standards | MT | 1540.33 | USD | 20260601 |
| Wudi Xinyue Chem | China national standards | MT | 1670.57 | USD | 20260528 |
| Wudi Xinyue Chem | China national standards | MT | USD | 20260424 | |
| Wudi Xinyue Chem | China national standards | MT | USD | 20260417 | |
| Wudi Xinyue Chem | China national standards | MT | USD | 20260310 | |
| Wudi Xinyue Chem | China national standards | MT | USD | 20260309 | |
| Wudi Xinyue Chem | China national standards | MT | USD | 20260306 | |
| Wudi Xinyue Chem | China national standards | MT | USD | 20260304 | |
| Wudi Xinyue Chem | China national standards | MT | USD | 20260302 |