| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu | China national standards | MT | 1125.86 | USD | 20250925 |
| Shandong Yeyang Chem | China national standards | MT | 1266.59 | USD | 20250925 |
| Shandong Yeyang Chem | China national standards | MT | 1266.59 | USD | 20250924 |
| Shandong Mingyu | China national standards | MT | 1125.86 | USD | 20250924 |
| Shandong Junfeng | China national standards | MT | 1125.86 | USD | 20250924 |
| Shandong Aite Chem | China national standards | MT | 1154.0 | USD | 20250924 |
| Shandong Langchem | China national standards | MT | 1242.66 | USD | 20250924 |
| Shandong Junfeng | China national standards | MT | 1125.86 | USD | 20250923 |
| Jinan Pulaihua Chem | China national standards | MT | 1196.22 | USD | 20250923 |
| Shandong Yeyang Chem | China national standards | MT | 1266.59 | USD | 20250923 |