| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 914.76 | USD | 20250925 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 956.98 | USD | 20250924 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1238.44 | USD | 20250924 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 914.76 | USD | 20250924 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250924 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 914.76 | USD | 20250923 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 956.98 | USD | 20250923 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1238.44 | USD | 20250923 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250923 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 956.32 | USD | 20250922 |