| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 155.62 | USD | 20251211 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 176.84 | USD | 20251211 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 155.47 | USD | 20251210 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 176.67 | USD | 20251210 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 155.43 | USD | 20251209 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 176.62 | USD | 20251209 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 176.64 | USD | 20251208 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 155.45 | USD | 20251208 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 155.48 | USD | 20251205 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 176.68 | USD | 20251205 |