| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 898.34 | USD | 20251211 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 897.49 | USD | 20251210 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 897.23 | USD | 20251209 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 897.35 | USD | 20251208 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 897.54 | USD | 20251205 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 897.74 | USD | 20251204 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 974.66 | USD | 20251202 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 975.14 | USD | 20251201 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 974.73 | USD | 20251128 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 974.63 | USD | 20251126 |