| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 745.97 | USD | 20251011 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 745.97 | USD | 20251011 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 745.97 | USD | 20251010 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 745.97 | USD | 20251010 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 759.47 | USD | 20251009 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 843.86 | USD | 20251009 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 843.86 | USD | 20251009 |