| Vendor | Spec | Unit | Price | Currency | Date |
| JIN Yimeng | China national standards | MT | 890.17 | USD | 20251209 |
| Liao Jinxinda | China national standards | MT | 657.03 | USD | 20251209 |
| Shandong Xingpeng Chem | China national standards | MT | 748.87 | USD | 20251209 |
| Shandong Shuojia Chem | China national standards | MT | 734.74 | USD | 20251209 |
| Shandong Shuojia Chem | China national standards | MT | 734.74 | USD | 20251209 |
| Yankuang Guotai Chem | China national standards | MT | 734.74 | USD | 20251209 |
| Shandong Shuojia Chem | China national standards | MT | 734.74 | USD | 20251209 |
| Shandong Shuojia Chem | China national standards | MT | 734.74 | USD | 20251209 |
| JIN Yimeng | China national standards | MT | 710.72 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 710.72 | USD | 20251209 |