| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Jinan Dezheng Chem | China national standards | MT | USD | 20250924 | |
| Shandong Mingyu | China national standards | MT | USD | 20250924 | |
| Shandong Yuanhe Chem | China national standards | MT | USD | 20250924 | |
| Sinopec | China national standards | MT | USD | 20250924 | |
| Sinopec | China national standards | MT | USD | 20250924 | |
| Shandong Junfeng | China national standards | MT | USD | 20250924 | |
| Shandong Jiaen Chem | China national standards | MT | USD | 20250924 | |
| Jinan Xinbo Chem | China national standards | MT | USD | 20250924 | |
| Unknown | China national standards | MT | USD | 20250924 | |
| Jiangsu Highchem Catalyst | China national standards | MT | USD | 20250923 |
