| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng | China national standards | MT | 920.45 | USD | 20250825 |
| Shandong Junfeng | China national standards | MT | 920.45 | USD | 20250825 |
| Shandong Xima | China national standards | MT | 843.16 | USD | 20250825 |
| Shandong Yeyang Chem | China national standards | MT | 1138.26 | USD | 20250825 |
| Shandong Yeyang Chem | China national standards | MT | 1145.29 | USD | 20250825 |
| Shandong Qiangsen Chem | China national standards | MT | 1053.95 | USD | 20250825 |
| Dongying Lianchem | China national standards | MT | 1194.47 | USD | 20250825 |
| Jiangsu Haixing Chem | China national standards | MT | 1138.26 | USD | 20250825 |
| Shandong Xingpeng Chem | China national standards | MT | 1444.17 | USD | 20250824 |
| Shandong Langchem | China national standards | MT | 1163.75 | USD | 20250823 |