| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1086.71 | USD | 20251028 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1086.33 | USD | 20251027 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1085.61 | USD | 20251025 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1085.61 | USD | 20251024 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1085.76 | USD | 20251023 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1085.21 | USD | 20251022 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1085.58 | USD | 20251021 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1084.92 | USD | 20251020 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1085.29 | USD | 20251017 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1085.0 | USD | 20251016 |