| Vendor | Spec | Unit | Price | Currency | Date |
| Yankuang Guotai Chem | China national standards | MT | 712.91 | USD | 20251108 |
| Shandong Hanyue Chem | China national standards | MT | 705.86 | USD | 20251108 |
| Shandong Jinshenrun Chem | China national standards | MT | 762.32 | USD | 20251108 |
| Shandong Jinshenrun Chem | China national standards | MT | 762.32 | USD | 20251108 |
| Shandong Xingpeng Chem | China national standards | MT | 748.21 | USD | 20251108 |
| Qingdao Shengze Chem | China national standards | MT | 729.85 | USD | 20251108 |
| Nanjing Runsheng Petro | China national standards | MT | 762.32 | USD | 20251107 |
| Shandong Jinwen Chem | China national standards | MT | 790.56 | USD | 20251107 |
| Shandong Langchem | China national standards | MT | 854.09 | USD | 20251107 |
| Aite Zhejiang | China national standards | MT | 705.86 | USD | 20251107 |