| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 437.51 | USD | 20251118 |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 437.75 | USD | 20251117 |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 437.7 | USD | 20251114 |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 437.65 | USD | 20251112 |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 437.51 | USD | 20251110 |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 437.63 | USD | 20251107 |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 437.45 | USD | 20251106 |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 437.23 | USD | 20251105 |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 437.44 | USD | 20251103 |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 437.36 | USD | 20251102 |