| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 944.46 | USD | 20250927 |
| Sinopec | China national standards | MT | 969.75 | USD | 20250927 |
| Shandong Yushuo Chem | China national standards | MT | 969.75 | USD | 20250927 |
| Shandong Yushuo Chem | China national standards | MT | 969.75 | USD | 20250927 |
| Shandong Yushuo Chem | China national standards | MT | 969.75 | USD | 20250927 |
| Shandong Shuojia Chem | China national standards | MT | 941.65 | USD | 20250927 |
| Shandong Shuojia Chem | China national standards | MT | 941.65 | USD | 20250927 |
| Shandong Shuojia Chem | China national standards | MT | 941.65 | USD | 20250927 |
| Shandong Shuojia Chem | China national standards | MT | 941.65 | USD | 20250927 |
| Lihuayi Shandong | China national standards | MT | 941.65 | USD | 20250927 |