| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 232.97 | USD | 20251114 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 206.14 | USD | 20251114 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 206.12 | USD | 20251112 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 232.94 | USD | 20251112 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 232.87 | USD | 20251110 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 206.05 | USD | 20251110 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 206.11 | USD | 20251107 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 232.93 | USD | 20251107 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 206.03 | USD | 20251106 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 232.84 | USD | 20251106 |