| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Meilan Chemical Co., Ltd. | China national standards | MT | 239.41 | USD | 20251013 |
| Jiangsu Meilan Chemical Co., Ltd. | China national standards | MT | 239.27 | USD | 20251011 |
| Jiangsu Meilan Chemical Co., Ltd. | China national standards | MT | 239.27 | USD | 20251010 |
| Jiangsu Meilan Chemical Co., Ltd. | China national standards | MT | 351.84 | USD | 20251006 |
| Jiangsu Meilan Chemical Co., Ltd. | China national standards | MT | 351.84 | USD | 20251005 |
| Jiangsu Meilan Chemical Co., Ltd. | China national standards | MT | 351.84 | USD | 20251004 |
| Jiangsu Meilan Chemical Co., Ltd. | China national standards | MT | 351.84 | USD | 20251003 |
| Jiangsu Meilan Chemical Co., Ltd. | China national standards | MT | 351.84 | USD | 20251002 |
| Jiangsu Meilan Chemical Co., Ltd. | China national standards | MT | 351.84 | USD | 20251001 |
| Jiangsu Meilan Chemical Co., Ltd. | China national standards | MT | 351.84 | USD | 20250930 |