| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 232.24 | USD | 20251010 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 205.34 | USD | 20251009 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 205.47 | USD | 20251008 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 173.11 | USD | 20251008 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 205.47 | USD | 20251006 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 173.11 | USD | 20251006 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 205.47 | USD | 20251005 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 173.11 | USD | 20251005 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 173.11 | USD | 20251004 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 205.47 | USD | 20251004 |