| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 1114.94 | USD | 20251118 |
| Shandong Jinshenrun Chem | China national standards | MT | 1100.82 | USD | 20251118 |
| Dongying Huatai Chem | China national standards | MT | 1086.71 | USD | 20251118 |
| Shandong Zhiheng | China national standards | MT | 1333.69 | USD | 20251118 |
| Dongying Huatai Chem | China national standards | MT | 1481.88 | USD | 20251118 |
| Shandong Jinwen Chem | China national standards | MT | 1213.73 | USD | 20251118 |
| Shandong Xingpeng Chem | China national standards | MT | 1058.48 | USD | 20251118 |
| Xiamen Yudeshun Chem | China national standards | MT | 1552.44 | USD | 20251118 |
| Dongying Huatai Chem | China national standards | MT | 1086.71 | USD | 20251118 |
| Shandong Jinling Chem | China national standards | MT | 1044.37 | USD | 20251118 |