| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 719.97 | USD | 20251107 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.03 | USD | 20251107 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.03 | USD | 20251107 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.03 | USD | 20251107 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 733.79 | USD | 20251106 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 733.79 | USD | 20251106 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.68 | USD | 20251106 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.68 | USD | 20251106 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 733.42 | USD | 20251105 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.25 | USD | 20251105 |