| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chem | China national standards | MT | 507.9 | USD | 20251031 |
| Guangzhou Tianyue Chem | China national standards | MT | 493.79 | USD | 20251031 |
| Guangzhou Tianyue Chem | China national standards | MT | 493.9 | USD | 20251030 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.02 | USD | 20251030 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.02 | USD | 20251030 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.17 | USD | 20251029 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.17 | USD | 20251029 |
| Guangzhou Tianyue Chem | China national standards | MT | 494.05 | USD | 20251029 |
| Guangzhou Tianyue Chem | China national standards | MT | 493.96 | USD | 20251028 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.07 | USD | 20251028 |