| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 815.16 | USD | 20250926 |
| Zibo Lishuo Chem | China national standards | MT | 815.16 | USD | 20250926 |
| Zibo Lishuo Chem | China national standards | MT | 815.16 | USD | 20250926 |
| Zibo Lishuo Chem | China national standards | MT | 815.16 | USD | 20250926 |
| Shandong Xima | China national standards | MT | 702.72 | USD | 20250926 |
| Shandong Xima | China national standards | MT | 702.72 | USD | 20250926 |
| Shandong Qiangsen Chem | China national standards | MT | 801.1 | USD | 20250926 |
| Shandong Qiangsen Chem | China national standards | MT | 801.1 | USD | 20250926 |
| Shandong Qiangsen Chem | China national standards | MT | 801.1 | USD | 20250926 |
| Shandong Qiangsen Chem | China national standards | MT | 801.1 | USD | 20250926 |