| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 902.3 | USD | 20251021 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 817.71 | USD | 20251021 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 901.75 | USD | 20251020 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 817.21 | USD | 20251020 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 817.49 | USD | 20251017 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 902.06 | USD | 20251017 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 817.27 | USD | 20251016 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 901.81 | USD | 20251016 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 901.32 | USD | 20251013 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 816.35 | USD | 20251011 |