| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 324.09 | USD | 20251016 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 985.98 | USD | 20251015 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 323.97 | USD | 20251015 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 394.39 | USD | 20251015 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 394.39 | USD | 20251015 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 394.33 | USD | 20251013 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 394.33 | USD | 20251013 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 323.91 | USD | 20251013 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 985.82 | USD | 20251013 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 394.1 | USD | 20251012 |