| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 846.79 | USD | 20251118 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 846.79 | USD | 20251118 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 847.27 | USD | 20251117 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 847.27 | USD | 20251117 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 847.16 | USD | 20251115 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 847.16 | USD | 20251115 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 847.16 | USD | 20251114 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 847.16 | USD | 20251114 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 846.68 | USD | 20251113 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 846.68 | USD | 20251113 |