| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1002.6 | USD | 20251117 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1002.47 | USD | 20251114 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 988.35 | USD | 20251114 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 988.24 | USD | 20251112 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1002.36 | USD | 20251112 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1002.03 | USD | 20251110 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 987.92 | USD | 20251110 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 988.2 | USD | 20251107 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1002.32 | USD | 20251107 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1001.91 | USD | 20251106 |