| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1130.01 | USD | 20251126 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1101.76 | USD | 20251126 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1130.01 | USD | 20251126 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1130.01 | USD | 20251126 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1129.53 | USD | 20251125 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1129.53 | USD | 20251125 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1101.29 | USD | 20251125 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1129.53 | USD | 20251125 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1100.96 | USD | 20251124 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1129.19 | USD | 20251124 |