| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 943.57 | USD | 20251013 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 957.1 | USD | 20251011 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 957.1 | USD | 20251010 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 977.47 | USD | 20251009 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 978.12 | USD | 20250930 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 991.71 | USD | 20250929 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 990.84 | USD | 20250928 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 990.84 | USD | 20250926 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 992.16 | USD | 20250925 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 992.16 | USD | 20250924 |