| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 785.17 | USD | 20250818 |
| Shandong Laya Chem | China national standards | MT | 785.17 | USD | 20250818 |
| Zibo Lishuo Chem | China national standards | MT | 911.36 | USD | 20250818 |
| Zibo Lishuo Chem | China national standards | MT | 911.36 | USD | 20250818 |
| Zibo Lishuo Chem | China national standards | MT | 911.36 | USD | 20250818 |
| Zibo Lishuo Chem | China national standards | MT | 911.36 | USD | 20250818 |
| Zibo Lishuo Chem | China national standards | MT | 911.36 | USD | 20250818 |
| Shandong Xima | China national standards | MT | 743.11 | USD | 20250818 |
| Shandong Junfeng | China national standards | MT | 2145.2 | USD | 20250818 |
| Shandong Junfeng | China national standards | MT | 2173.24 | USD | 20250818 |