| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1238.6 | USD | 20251010 |
| Jinan Aochen Chem | China national standards | MT | 914.87 | USD | 20251010 |
| Jinan Aochen Chem | China national standards | MT | 985.25 | USD | 20251010 |
| Hunan Qilu Tech | China national standards | MT | 1140.07 | USD | 20251010 |
| Shandong Langchem | China national standards | MT | 985.25 | USD | 20251010 |
| Shandong Langchem | China national standards | MT | 1055.62 | USD | 20251010 |
| Shandong Langchem | China national standards | MT | 1140.07 | USD | 20251010 |
| Zibo Lishuo Chem | China national standards | MT | 844.5 | USD | 20251010 |
| Zibo Lishuo Chem | China national standards | MT | 844.5 | USD | 20251010 |
| Zibo Lishuo Chem | China national standards | MT | 844.5 | USD | 20251010 |