| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 935.99 | USD | 20251011 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 935.99 | USD | 20251011 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 935.99 | USD | 20251011 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 935.99 | USD | 20251011 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 935.99 | USD | 20251010 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 956.37 | USD | 20251009 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 971.08 | USD | 20251008 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 971.08 | USD | 20251007 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 971.08 | USD | 20251005 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 971.08 | USD | 20251004 |