| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 1607.79 | USD | 20251120 |
| Shandong Xima | China national standards | MT | 846.2 | USD | 20251120 |
| Shandong Shuojia Chem | China national standards | MT | 1565.47 | USD | 20251120 |
| Shandong Langchem | China national standards | MT | 1184.68 | USD | 20251120 |
| Shandong Langchem | China national standards | MT | 1170.58 | USD | 20251120 |
| Shandong Langchem | China national standards | MT | 1173.4 | USD | 20251120 |
| Shandong Yushuo Chem | China national standards | MT | 1607.79 | USD | 20251120 |
| Xiamen Yudeshun Chem | China national standards | MT | 1509.06 | USD | 20251120 |
| Shandong Junfeng | China national standards | MT | 916.72 | USD | 20251120 |
| Qingdao Shengze Chem | China national standards | MT | 1594.42 | USD | 20251119 |