| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiancheng | China national standards | MT | 1044.25 | USD | 20251030 |
| Shandong Qiancheng | China national standards | MT | 395.12 | USD | 20251030 |
| Shandong Qiancheng | 90% | MT | 395.12 | USD | 20251030 |
| Shandong Qiancheng | Industrial Grade | MT | 508.02 | USD | 20251030 |
| Shandong Qiancheng | Industrial Grade | MT | 508.17 | USD | 20251029 |
| Shandong Qiancheng | China national standards | MT | 395.24 | USD | 20251029 |
| Shandong Qiancheng | China national standards | MT | 1044.56 | USD | 20251029 |
| Shandong Qiancheng | 90% | MT | 395.24 | USD | 20251029 |
| Shandong Qiancheng | Industrial Grade | MT | 508.07 | USD | 20251028 |
| Shandong Qiancheng | China national standards | MT | 395.17 | USD | 20251028 |