| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 790.07 | USD | 20251102 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 790.07 | USD | 20251102 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 790.07 | USD | 20251031 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 790.07 | USD | 20251031 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 790.07 | USD | 20251031 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 790.25 | USD | 20251030 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 790.25 | USD | 20251030 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 790.25 | USD | 20251030 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 790.48 | USD | 20251029 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 790.48 | USD | 20251029 |