| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1434.03 | USD | 20250920 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1434.03 | USD | 20250920 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1434.03 | USD | 20250919 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1434.03 | USD | 20250919 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1434.03 | USD | 20250919 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1434.03 | USD | 20250919 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1434.9 | USD | 20250918 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1434.9 | USD | 20250918 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1434.9 | USD | 20250918 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1434.9 | USD | 20250918 |