| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 959.57 | USD | 20251106 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 959.08 | USD | 20251105 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 959.54 | USD | 20251103 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 959.37 | USD | 20251102 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 959.37 | USD | 20251031 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 959.58 | USD | 20251030 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 959.87 | USD | 20251029 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 959.69 | USD | 20251028 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 959.35 | USD | 20251027 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 958.72 | USD | 20251025 |