| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chem | China national standards | MT | 847.78 | USD | 20251209 |
| Nanjing Baitu Chem | China national standards | MT | 847.78 | USD | 20251209 |
| Nanjing Baitu Chem | China national standards | MT | 848.01 | USD | 20251203 |
| Nanjing Baitu Chem | China national standards | MT | 848.01 | USD | 20251203 |
| Nanjing Baitu Chem | China national standards | MT | 847.53 | USD | 20251202 |
| Nanjing Baitu Chem | China national standards | MT | 847.53 | USD | 20251202 |
| Nanjing Baitu Chem | China national standards | MT | 847.95 | USD | 20251201 |
| Nanjing Baitu Chem | China national standards | MT | 847.95 | USD | 20251201 |
| Nanjing Baitu Chem | China national standards | MT | 847.51 | USD | 20251126 |
| Nanjing Baitu Chem | China national standards | MT | 847.51 | USD | 20251126 |