| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yaowang Chem | China national standards | MT | 1834.47 | USD | 20251113 |
| Qingdao Shengze Chem | China national standards | MT | 1594.58 | USD | 20251113 |
| Shandong Langchem | China national standards | MT | 1171.24 | USD | 20251113 |
| Shandong Langchem | China national standards | MT | 1174.06 | USD | 20251113 |
| Shandong Langchem | China national standards | MT | 1174.06 | USD | 20251113 |
| JS Yangnong Chem | China national standards | MT | 853.74 | USD | 20251113 |
| Qingdao Shengze Chem | China national standards | MT | 1594.58 | USD | 20251113 |
| Shandong Langchem | China national standards | MT | 1174.06 | USD | 20251113 |
| Shandong Yeyang Chem | China national standards | MT | 1150.07 | USD | 20251113 |
| Shandong Junfeng | China national standards | MT | 917.24 | USD | 20251113 |