| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 1055.49 | USD | 20250925 |
| Jinan Aochen Chem | China national standards | MT | 1055.49 | USD | 20250925 |
| Lihuayi Shandong | China national standards | MT | 1055.49 | USD | 20250925 |
| Sinopec | China national standards | MT | 1055.49 | USD | 20250925 |
| Shandong Aite Chem | China national standards | MT | 942.9 | USD | 20250925 |
| Shandong Aite Chem | China national standards | MT | 1111.78 | USD | 20250925 |
| Shandong Aite Chem | China national standards | MT | 1238.44 | USD | 20250925 |
| Shandong Aite Chem | China national standards | MT | 1069.56 | USD | 20250925 |
| Qingdao Shengze Chem | China national standards | MT | 816.25 | USD | 20250925 |
| Luxi Chem | China national standards | MT | 816.25 | USD | 20250925 |