| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 845.45 | USD | 20251016 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 845.45 | USD | 20251016 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 746.53 | USD | 20251015 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 746.53 | USD | 20251015 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 845.13 | USD | 20251015 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 845.13 | USD | 20251015 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 845.13 | USD | 20251015 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 746.26 | USD | 20251014 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 844.82 | USD | 20251014 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 844.82 | USD | 20251014 |