| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 804.35 | USD | 20251106 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 803.94 | USD | 20251105 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 804.32 | USD | 20251103 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 804.18 | USD | 20251031 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 804.36 | USD | 20251030 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 804.6 | USD | 20251029 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 804.45 | USD | 20251028 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 804.16 | USD | 20251027 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 803.63 | USD | 20251025 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 803.63 | USD | 20251024 |