| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Energy | China national standards | MT | 1016.72 | USD | 20251117 |
| Luxi Chem | China national standards | MT | 1059.08 | USD | 20251117 |
| Shandong Aite Chem | China national standards | MT | 946.11 | USD | 20251117 |
| Qingdao Shengze Chem | China national standards | MT | 720.18 | USD | 20251117 |
| Luxi Chem | China national standards | MT | 762.54 | USD | 20251117 |
| Aite Zhejiang | China national standards | MT | 988.48 | USD | 20251117 |
| Lihuayi Shandong | China national standards | MT | 790.78 | USD | 20251117 |
| Shandong Yeyang Chem | China national standards | MT | 804.9 | USD | 20251117 |
| Shandong Aite Chem | China national standards | MT | 1115.57 | USD | 20251117 |
| Shandong Jinshenrun Chem | China national standards | MT | 790.78 | USD | 20251117 |