| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | China national standards | MT | 785.18 | USD | 20250822 |
| Shandong Laya Chem | China national standards | MT | 743.47 | USD | 20250821 |
| Zibo Lishuo Chem | China national standards | MT | 813.61 | USD | 20250821 |
| Zibo Lishuo Chem | China national standards | MT | 813.61 | USD | 20250821 |
| Zibo Lishuo Chem | China national standards | MT | 813.61 | USD | 20250821 |
| Zibo Lishuo Chem | China national standards | MT | 813.61 | USD | 20250821 |
| Zibo Lishuo Chem | China national standards | MT | 813.61 | USD | 20250821 |
| Shandong Xima | China national standards | MT | 701.39 | USD | 20250821 |
| Shandong Xima | China national standards | MT | 701.39 | USD | 20250821 |
| Shandong Fusheng | China national standards | MT | 785.56 | USD | 20250821 |