| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiancheng | 90% | MT | 394.82 | USD | 20251023 |
| Shandong Qiancheng | Industrial Grade | MT | 507.63 | USD | 20251023 |
| Shandong Qiancheng | 90% | MT | 394.82 | USD | 20251023 |
| Shandong Qiancheng | China national standards | MT | 1043.46 | USD | 20251023 |
| Shandong Qiancheng | Industrial Grade | MT | 507.63 | USD | 20251023 |
| Shandong Qiancheng | China national standards | MT | 394.82 | USD | 20251023 |
| Shandong Qiancheng | China national standards | MT | 1043.46 | USD | 20251023 |
| Shandong Qiancheng | China national standards | MT | 394.82 | USD | 20251023 |
| Shandong Qiancheng | 90% | MT | 394.62 | USD | 20251022 |
| Shandong Qiancheng | China national standards | MT | 394.62 | USD | 20251022 |