| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 918.35 | USD | 20251127 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 918.13 | USD | 20251126 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 917.74 | USD | 20251125 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 917.47 | USD | 20251124 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 931.22 | USD | 20251121 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 930.82 | USD | 20251120 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 931.26 | USD | 20251119 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 931.47 | USD | 20251118 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 917.87 | USD | 20251117 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 917.76 | USD | 20251114 |