| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 818.46 | USD | 20251106 |
| Shandong Yihe Chem | China national standards | MT | 818.46 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 1107.74 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 1284.13 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 1255.91 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 1100.68 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 1079.52 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 1100.68 | USD | 20251106 |
| Shandong Fusheng | China national standards | MT | 1058.35 | USD | 20251106 |
| Shandong Fusheng | China national standards | MT | 1128.91 | USD | 20251106 |