| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1108.51 | USD | 20251117 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1073.2 | USD | 20251117 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1073.07 | USD | 20251114 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1073.07 | USD | 20251114 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1108.37 | USD | 20251114 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1108.24 | USD | 20251112 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1072.95 | USD | 20251112 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1072.95 | USD | 20251112 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1107.72 | USD | 20251111 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1072.6 | USD | 20251110 |