| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng | China national standards | MT | 1197.07 | USD | 20251013 |
| Shandong Jinling Chem | China national standards | MT | 1028.07 | USD | 20251013 |
| Wanhua Chem | China national standards | MT | 985.82 | USD | 20251013 |
| Befar | China national standards | MT | 887.24 | USD | 20251013 |
| Shandong Jinwen Chem | China national standards | MT | 1211.15 | USD | 20251013 |
| Wanhua Chem | China national standards | MT | 1337.9 | USD | 20251013 |
| Shandong Langchem | China national standards | MT | 1175.94 | USD | 20251013 |
| Shandong Langchem | China national standards | MT | 1211.15 | USD | 20251013 |
| Shandong Langchem | China national standards | MT | 1211.15 | USD | 20251013 |
| Shandong Langchem | China national standards | MT | 1171.72 | USD | 20251013 |