| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 1400.38 | USD | 20250806 |
| Shandong Xima | China national standards | MT | 1008.28 | USD | 20250806 |
| Shandong Qiangsen Chem | China national standards | MT | 1050.29 | USD | 20250806 |
| Shandong Junfeng | China national standards | MT | 910.25 | USD | 20250806 |
| Shandong Junfeng | China national standards | MT | 917.25 | USD | 20250806 |
| Shandong Mengkanda Chem | China national standards | MT | 1064.29 | USD | 20250806 |
| Shandong Mengkanda Chem | China national standards | MT | 1064.29 | USD | 20250806 |
| Dongying Lianchem | China national standards | MT | 1190.33 | USD | 20250806 |
| Jiangsu Haixing Chem | China national standards | MT | 1134.31 | USD | 20250806 |
| Shandong Yeyang Chem | China national standards | MT | 1141.31 | USD | 20250806 |