| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 791.03 | USD | 20251202 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 791.42 | USD | 20251201 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 791.42 | USD | 20251201 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 791.42 | USD | 20251201 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 791.08 | USD | 20251128 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 791.08 | USD | 20251128 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 791.08 | USD | 20251128 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 791.01 | USD | 20251126 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 791.01 | USD | 20251126 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 791.01 | USD | 20251126 |