| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 914.78 | USD | 20250930 |
| Zibo Lishuo Chem | China national standards | MT | 914.78 | USD | 20250930 |
| Zibo Lishuo Chem | China national standards | MT | 914.78 | USD | 20250930 |
| Luxi Chem | China national standards | MT | 1055.52 | USD | 20250930 |
| Jinan Aochen Chem | China national standards | MT | 1055.52 | USD | 20250930 |
| Lihuayi Shandong | China national standards | MT | 1055.52 | USD | 20250930 |
| Sinopec | China national standards | MT | 1055.52 | USD | 20250930 |
| Luxi Chem | China national standards | MT | 816.27 | USD | 20250930 |
| Jinan Dezheng Chem | China national standards | MT | 816.27 | USD | 20250930 |
| Lihuayi Shandong | China national standards | MT | 816.27 | USD | 20250930 |