| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1069.59 | USD | 20251002 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1069.59 | USD | 20251002 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1069.59 | USD | 20251001 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1069.59 | USD | 20251001 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1069.59 | USD | 20250930 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1069.59 | USD | 20250930 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 964.04 | USD | 20250930 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1069.08 | USD | 20250929 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1069.08 | USD | 20250929 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 963.58 | USD | 20250929 |