| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiancheng | China national standards | MT | 1041.42 | USD | 20250925 |
| Shandong Qiancheng | Industrial Grade | MT | 506.64 | USD | 20250925 |
| Shandong Qiancheng | China national standards | MT | 394.05 | USD | 20250925 |
| Shandong Qiancheng | China national standards | MT | 394.05 | USD | 20250924 |
| Shandong Qiancheng | Industrial Grade | MT | 506.64 | USD | 20250924 |
| Shandong Qiancheng | China national standards | MT | 1041.42 | USD | 20250924 |
| Shandong Qiancheng | 90% | MT | 394.05 | USD | 20250924 |
| Shandong Qiancheng | 90% | MT | 394.05 | USD | 20250923 |
| Shandong Qiancheng | China national standards | MT | 1041.42 | USD | 20250923 |
| Shandong Qiancheng | Industrial Grade | MT | 506.64 | USD | 20250923 |