| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1173.81 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1173.81 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1185.1 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1173.81 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1173.81 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1173.81 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1173.81 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1173.81 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1174.08 | USD | 20251030 |
| Shandong Langchem | China national standards | MT | 1174.08 | USD | 20251030 |