| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1089.32 | USD | 20251211 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1088.29 | USD | 20251210 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1087.74 | USD | 20251128 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1087.63 | USD | 20251126 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1087.17 | USD | 20251125 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1086.85 | USD | 20251124 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1086.42 | USD | 20251122 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1086.47 | USD | 20251119 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1086.71 | USD | 20251118 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1087.32 | USD | 20251117 |