| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 798.09 | USD | 20251202 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 798.48 | USD | 20251201 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 798.48 | USD | 20251201 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 798.48 | USD | 20251201 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 798.15 | USD | 20251128 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 798.15 | USD | 20251128 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 798.15 | USD | 20251128 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 798.07 | USD | 20251126 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 798.07 | USD | 20251126 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 798.07 | USD | 20251126 |