| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Huize Chem | China national standards | MT | 1041.42 | USD | 20250924 |
| Shandong Jinwen Chem | China national standards | MT | 1041.42 | USD | 20250924 |
| Shandong Langchem | China national standards | MT | 1097.71 | USD | 20250924 |
| Shandong Langchem | China national standards | MT | 1097.71 | USD | 20250924 |
| Shandong Langchem | China national standards | MT | 1076.6 | USD | 20250924 |
| Shandong Langchem | China national standards | MT | 1252.52 | USD | 20250924 |
| Shandong Langchem | China national standards | MT | 1280.66 | USD | 20250924 |
| Shandong Langchem | China national standards | MT | 1104.75 | USD | 20250924 |
| Shandong Fusheng | China national standards | MT | 1125.86 | USD | 20250924 |
| Shandong Fusheng | China national standards | MT | 1055.49 | USD | 20250924 |