| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 776.55 | USD | 20251125 |
| Shandong Yushuo Chem | China national standards | MT | 713.01 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 713.01 | USD | 20251125 |
| Lihuayi Shandong | China national standards | MT | 847.15 | USD | 20251125 |
| Zibo Lishuo Chem | China national standards | MT | 917.74 | USD | 20251125 |
| Shandong Junfeng | China national standards | MT | 2188.46 | USD | 20251125 |
| Jiangsu Huachang Chem | China national standards | MT | 2160.22 | USD | 20251125 |
| Nanjing Runsheng Petro | China national standards | MT | 720.07 | USD | 20251125 |
| Wanhua Chem | China national standards | MT | 762.43 | USD | 20251125 |
| Shandong Junfeng | China national standards | MT | 2160.22 | USD | 20251125 |