| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1271.56 | USD | 20251127 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1356.33 | USD | 20251127 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1313.95 | USD | 20251127 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1356.01 | USD | 20251126 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1313.63 | USD | 20251126 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1356.01 | USD | 20251126 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1271.26 | USD | 20251126 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1313.08 | USD | 20251125 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1355.43 | USD | 20251125 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1355.43 | USD | 20251125 |