| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 734.74 | USD | 20251209 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.78 | USD | 20251209 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.89 | USD | 20251208 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 734.84 | USD | 20251208 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 748.97 | USD | 20251208 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 734.84 | USD | 20251208 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.89 | USD | 20251208 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.89 | USD | 20251208 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 749.13 | USD | 20251206 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 848.07 | USD | 20251205 |