| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Energy | China national standards | MT | 1055.49 | USD | 20250923 |
| Luxi Chem | China national standards | MT | 865.5 | USD | 20250923 |
| Luxi Chem | China national standards | MT | 816.25 | USD | 20250923 |
| Jinan Dezheng Chem | China national standards | MT | 816.25 | USD | 20250923 |
| Lihuayi Shandong | China national standards | MT | 816.25 | USD | 20250923 |
| Shandong Mingyu | China national standards | MT | 1020.31 | USD | 20250923 |
| Luxi Chem | China national standards | MT | 1013.27 | USD | 20250923 |
| Shaanxi Lufeng Chem | China national standards | MT | 802.17 | USD | 20250923 |
| Shandong Aite Chem | China national standards | MT | 942.9 | USD | 20250923 |
| Shandong Aite Chem | China national standards | MT | 1238.44 | USD | 20250923 |