| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 734.3 | USD | 20251117 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 734.3 | USD | 20251117 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.27 | USD | 20251117 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.27 | USD | 20251117 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.27 | USD | 20251117 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 734.2 | USD | 20251114 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 734.2 | USD | 20251114 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.16 | USD | 20251114 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.16 | USD | 20251114 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.16 | USD | 20251114 |