| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1200.63 | USD | 20251126 |
| Shandong Langchem | China national standards | MT | 1175.21 | USD | 20251126 |
| Wudi Xinyue Chem | China national standards | MT | 1115.88 | USD | 20251126 |
| Shandong Jinling Chem | China national standards | MT | 1115.88 | USD | 20251126 |
| Shandong Langchem | China national standards | MT | 1179.45 | USD | 20251126 |
| Dongying HuataiChem | China national standards | MT | 1115.88 | USD | 20251126 |
| Shandong Mingyu | China national standards | MT | 1228.88 | USD | 20251126 |
| Shandong Jinwen Chem | China national standards | MT | 1214.76 | USD | 20251126 |
| Shandong Jinling Chem | China national standards | MT | 1207.7 | USD | 20251126 |
| Shandong Mingyu | China national standards | MT | 1257.13 | USD | 20251126 |