| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1171.48 | USD | 20251014 |
| Shandong Langchem | China national standards | MT | 1182.75 | USD | 20251014 |
| Shandong Langchem | China national standards | MT | 1171.48 | USD | 20251014 |
| Shandong Langchem | China national standards | MT | 1171.48 | USD | 20251014 |
| Shandong Langchem | China national standards | MT | 1168.67 | USD | 20251014 |
| Shandong Yeyang Chem | China national standards | MT | 1147.55 | USD | 20251014 |
| Shandong Hongyang Chem | China national standards | MT | 1126.43 | USD | 20251014 |
| Shandong Hongyang Chem | China national standards | MT | 1126.43 | USD | 20251014 |
| Shandong Shuojia Chem | China national standards | MT | 1760.04 | USD | 20251014 |
| Jinan Xinhou | China national standards | MT | 1154.82 | USD | 20251013 |