| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1056.23 | USD | 20251013 |
| Shandong Langchem | China national standards | MT | 1140.73 | USD | 20251013 |
| Zibo Lishuo Chem | China national standards | MT | 844.99 | USD | 20251013 |
| Zibo Lishuo Chem | China national standards | MT | 844.99 | USD | 20251013 |
| Zibo Lishuo Chem | China national standards | MT | 844.99 | USD | 20251013 |
| Zibo Lishuo Chem | China national standards | MT | 844.99 | USD | 20251013 |
| Zibo Lishuo Chem | China national standards | MT | 844.99 | USD | 20251013 |
| Shandong Xima | China national standards | MT | 788.65 | USD | 20251013 |
| Shandong Qiangsen Chem | China national standards | MT | 816.82 | USD | 20251013 |
| Shandong Laya Chem | China national standards | MT | 788.65 | USD | 20251013 |