| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 986.55 | USD | 20251022 |
| Zibo Lishuo Chem | China national standards | MT | 986.55 | USD | 20251022 |
| Beijing Yanshan Petro | China national standards | MT | 883.67 | USD | 20251022 |
| Sinopec | China national standards | MT | 883.67 | USD | 20251022 |
| Lihuayi Shandong | China national standards | MT | 883.67 | USD | 20251022 |
| Shandong Shuojia Chem | China national standards | MT | 883.67 | USD | 20251022 |
| Shandong Shuojia Chem | China national standards | MT | 883.67 | USD | 20251022 |
| Shandong Shuojia Chem | China national standards | MT | 883.67 | USD | 20251022 |
| Lihuayi Shandong | China national standards | MT | 890.72 | USD | 20251022 |
| Lihuayi Shandong | China national standards | MT | 890.72 | USD | 20251022 |