| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 1034.45 | USD | 20250904 |
| Shandong Huize Chem | China national standards | MT | 1040.95 | USD | 20250902 |
| Shandong Huize Chem | China national standards | MT | 1040.95 | USD | 20250902 |
| Shandong Jinwen Chem | China national standards | MT | 1040.95 | USD | 20250902 |
| Shandong Langchem | China national standards | MT | 1097.22 | USD | 20250902 |
| Shandong Langchem | China national standards | MT | 1097.22 | USD | 20250902 |
| Shandong Langchem | China national standards | MT | 1076.12 | USD | 20250902 |
| Shandong Langchem | China national standards | MT | 1251.95 | USD | 20250902 |
| Shandong Langchem | China national standards | MT | 1280.09 | USD | 20250902 |
| Shandong Langchem | China national standards | MT | 1104.25 | USD | 20250902 |