| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1130.12 | USD | 20251128 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1130.12 | USD | 20251128 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1130.01 | USD | 20251126 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1130.01 | USD | 20251126 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1129.53 | USD | 20251125 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1129.53 | USD | 20251125 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1129.19 | USD | 20251124 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1129.19 | USD | 20251124 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1128.75 | USD | 20251122 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1128.75 | USD | 20251122 |