| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 359.84 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 359.84 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 359.84 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 352.78 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 381.01 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 352.78 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 366.89 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 331.62 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 345.73 | USD | 20251106 |
| Nanjing Runsheng Petro | China national standards | MT | 338.67 | USD | 20251106 |