| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1354.86 | USD | 20251028 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1270.18 | USD | 20251028 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1354.86 | USD | 20251028 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1312.52 | USD | 20251028 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1312.06 | USD | 20251027 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1269.73 | USD | 20251027 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1354.38 | USD | 20251027 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1354.38 | USD | 20251027 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1353.49 | USD | 20251024 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1268.89 | USD | 20251024 |