| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 942.9 | USD | 20250923 |
| Shandong Yaowang Chem | China national standards | MT | 1076.6 | USD | 20250923 |
| Wanhua Chem | China national standards | MT | 1336.95 | USD | 20250923 |
| Shandong Langchem | China national standards | MT | 1175.11 | USD | 20250923 |
| Shandong Langchem | China national standards | MT | 1210.3 | USD | 20250923 |
| Shandong Langchem | China national standards | MT | 1210.3 | USD | 20250923 |
| Shandong Langchem | China national standards | MT | 1170.89 | USD | 20250923 |
| Shandong Langchem | China national standards | MT | 1196.22 | USD | 20250923 |
| Shandong Xima | China national standards | MT | 956.98 | USD | 20250923 |
| Shandong Xima | China national standards | MT | 956.98 | USD | 20250923 |