| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 845.68 | USD | 20251018 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 845.68 | USD | 20251018 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 761.11 | USD | 20251017 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 761.11 | USD | 20251017 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 845.68 | USD | 20251017 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 845.68 | USD | 20251017 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 845.68 | USD | 20251017 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 760.91 | USD | 20251016 |
| 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 |