| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 962.73 | USD | 20250928 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1068.14 | USD | 20250926 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1068.14 | USD | 20250926 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 962.73 | USD | 20250926 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1069.56 | USD | 20250925 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1069.56 | USD | 20250925 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 964.01 | USD | 20250925 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1069.56 | USD | 20250924 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1069.56 | USD | 20250924 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 964.01 | USD | 20250924 |