| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1125.35 | USD | 20250929 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1125.35 | USD | 20250929 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1096.24 | USD | 20250928 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250928 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250928 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250928 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250926 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1096.24 | USD | 20250926 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250926 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250926 |