| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima | China national standards | MT | 701.05 | USD | 20250818 |
| Shandong Qiangsen Chem | China national standards | MT | 799.19 | USD | 20250818 |
| Shandong Qiangsen Chem | China national standards | MT | 799.19 | USD | 20250818 |
| Shandong Fusheng | China national standards | MT | 785.17 | USD | 20250818 |
| Shandong Langchem | China national standards | MT | 883.32 | USD | 20250818 |
| Shandong Jinwen Chem | China national standards | MT | 848.27 | USD | 20250818 |
| Shandong Jinwen Chem | China national standards | MT | 848.27 | USD | 20250818 |
| Shandong Laya Chem | China national standards | MT | 742.6 | USD | 20250816 |
| Shandong Laya Chem | China national standards | MT | 742.6 | USD | 20250816 |
| Zibo Lishuo Chem | China national standards | MT | 812.65 | USD | 20250816 |