| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chem | China national standards | MT | 508.01 | USD | 20251113 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.24 | USD | 20251112 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.24 | USD | 20251112 |
| Guangzhou Tianyue Chem | China national standards | MT | 494.12 | USD | 20251112 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.0 | USD | 20251111 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.0 | USD | 20251111 |
| Guangzhou Tianyue Chem | China national standards | MT | 493.89 | USD | 20251111 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.07 | USD | 20251110 |
| Guangzhou Tianyue Chem | China national standards | MT | 493.96 | USD | 20251110 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.07 | USD | 20251110 |