| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1001.91 | USD | 20251106 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1001.4 | USD | 20251105 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 987.29 | USD | 20251105 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 987.77 | USD | 20251103 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1001.88 | USD | 20251103 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1001.69 | USD | 20251102 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 987.58 | USD | 20251102 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 987.58 | USD | 20251031 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1001.69 | USD | 20251031 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 987.81 | USD | 20251030 |