| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Haixing Chem | China national standards | MT | 1272.39 | USD | 20251204 |
| Dongying Lianchem | China national standards | MT | 1201.7 | USD | 20251204 |
| Shandong Yushuo Chem | China national standards | MT | 1569.28 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 1512.73 | USD | 20251204 |
| Shandong Xima | China national standards | MT | 848.26 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 1512.73 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 1512.73 | USD | 20251204 |
| Zibo Feiyuan Chem | China national standards | MT | 1555.14 | USD | 20251204 |
| Shandong Xingpeng Chem | China national standards | MT | 1625.83 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 1512.73 | USD | 20251204 |