| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Haixing Chemical Co., Ltd. | China national standards | MT | 1135.46 | USD | 20250814 |
| Jiangsu Haixing Chemical Co., Ltd. | China national standards | MT | 1135.25 | USD | 20250813 |
| Jiangsu Haixing Chemical Co., Ltd. | China national standards | MT | 1135.25 | USD | 20250813 |
| Jiangsu Haixing Chemical Co., Ltd. | China national standards | MT | 1134.17 | USD | 20250812 |
| Jiangsu Haixing Chemical Co., Ltd. | China national standards | MT | 1134.74 | USD | 20250809 |
| Jiangsu Haixing Chemical Co., Ltd. | China national standards | MT | 1134.74 | USD | 20250808 |
| Jiangsu Haixing Chemical Co., Ltd. | China national standards | MT | 1135.33 | USD | 20250807 |
| Jiangsu Haixing Chemical Co., Ltd. | China national standards | MT | 1134.31 | USD | 20250806 |
| Jiangsu Haixing Chemical Co., Ltd. | China national standards | MT | 1134.99 | USD | 20250805 |