| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1213.32 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1178.05 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1213.32 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1173.81 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1178.05 | USD | 20251031 |
| Wanhua Chem | China national standards | MT | 1340.29 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1199.21 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1199.21 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1213.32 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1213.32 | USD | 20251031 |