| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 971.46 | USD | 20250916 |
| Huizhou Jincheng Petro | China national standards | MT | 1098.17 | USD | 20250916 |
| Aite Zhejiang | China national standards | MT | 1013.7 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 830.33 | USD | 20250915 |
| Qingdao Shengze Chem | China national standards | MT | 830.33 | USD | 20250915 |
| Qingdao Shengze Chem | China national standards | MT | 830.33 | USD | 20250915 |
| Qingdao Shengze Chem | China national standards | MT | 830.33 | USD | 20250915 |
| Shandong Huize Chem | China national standards | MT | 837.37 | USD | 20250915 |
| Shandong Langchem | China national standards | MT | 971.07 | USD | 20250915 |
| Shandong Langchem | China national standards | MT | 1062.54 | USD | 20250915 |