| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1268.52 | USD | 20251018 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1353.08 | USD | 20251018 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1353.08 | USD | 20251018 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1353.08 | USD | 20251017 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1353.08 | USD | 20251017 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1268.52 | USD | 20251017 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1310.8 | USD | 20251017 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1310.45 | USD | 20251016 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1268.18 | USD | 20251016 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1352.72 | USD | 20251016 |