| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 980.64 | USD | 20250809 |
| Shandong Langchem | China national standards | MT | 1050.69 | USD | 20250808 |
| Shandong Langchem | China national standards | MT | 1134.74 | USD | 20250808 |
| Zibo Lishuo Chem | China national standards | MT | 840.55 | USD | 20250808 |
| Zibo Lishuo Chem | China national standards | MT | 840.55 | USD | 20250808 |
| Zibo Lishuo Chem | China national standards | MT | 840.55 | USD | 20250808 |
| Zibo Lishuo Chem | China national standards | MT | 840.55 | USD | 20250808 |
| Zibo Lishuo Chem | China national standards | MT | 840.55 | USD | 20250808 |
| Shandong Xima | China national standards | MT | 784.51 | USD | 20250808 |
| Shandong Qiangsen Chem | China national standards | MT | 812.53 | USD | 20250808 |