| Vendor | Spec | Unit | Price | Currency | Date |
| JS Yangnong Chem | China national standards | MT | 853.84 | USD | 20251028 |
| Shandong Junfeng | China national standards | MT | 917.35 | USD | 20251028 |
| Shandong Yihe Chem | China national standards | MT | 1510.11 | USD | 20251028 |
| JS Yangnong Chem | China national standards | MT | 853.84 | USD | 20251028 |
| Shandong Langchem | China national standards | MT | 1174.21 | USD | 20251028 |
| Xiamen Yudeshun Chem | China national standards | MT | 1510.11 | USD | 20251028 |
| Shandong Yeyang Chem | China national standards | MT | 1150.22 | USD | 20251028 |
| Shandong Hongyang Chem | China national standards | MT | 1129.05 | USD | 20251028 |
| Shandong Hongyang Chem | China national standards | MT | 1129.05 | USD | 20251028 |
| Shandong Langchem | China national standards | MT | 1171.39 | USD | 20251028 |