| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1351.98 | USD | 20251013 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1267.48 | USD | 20251013 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1309.73 | USD | 20251013 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1308.97 | USD | 20251011 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1266.75 | USD | 20251011 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1351.2 | USD | 20251011 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1351.2 | USD | 20251011 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1351.2 | USD | 20251010 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1351.2 | USD | 20251010 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1266.75 | USD | 20251010 |