| Vendor | Spec | Unit | Price | Currency | Date |
| Yankuang Guotai Chem | China national standards | MT | 688.67 | USD | 20250927 |
| JIN Yimeng | China national standards | MT | 716.78 | USD | 20250927 |
| JIN Yimeng | China national standards | MT | 688.67 | USD | 20250927 |
| Qingdao Shengze Chem | China national standards | MT | 688.67 | USD | 20250927 |
| Shandong Xingpeng Chem | China national standards | MT | 744.88 | USD | 20250927 |
| Shandong Shuojia Chem | China national standards | MT | 730.83 | USD | 20250927 |
| Shandong Shuojia Chem | China national standards | MT | 730.83 | USD | 20250927 |
| Shandong Shuojia Chem | China national standards | MT | 730.83 | USD | 20250927 |
| Yankuang Guotai Chem | China national standards | MT | 730.83 | USD | 20250927 |
| Shandong Shuojia Chem | China national standards | MT | 730.83 | USD | 20250927 |