| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 1594.99 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 1594.99 | USD | 20251124 |
| Shandong Langchem | China national standards | MT | 1185.65 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 1594.99 | USD | 20251124 |
| Shandong Shuojia Chem | China national standards | MT | 1566.76 | USD | 20251124 |
| Jiangsu Yingte Chem | China national standards | MT | 1143.31 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 1594.99 | USD | 20251124 |
| Shandong Langchem | China national standards | MT | 1174.36 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 1594.99 | USD | 20251124 |
| Shandong Haili Chem | China national standards | MT | 1736.14 | USD | 20251124 |