| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chem | China national standards | MT | 1027.34 | USD | 20250923 |
| Shandong Huize Chem | China national standards | MT | 1045.64 | USD | 20250923 |
| Shandong Jinling Chem | China national standards | MT | 1013.27 | USD | 20250923 |
| Qingdao Shengze Chem | China national standards | MT | 1013.27 | USD | 20250923 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1013.27 | USD | 20250923 |
| Dongying HuataiChem | China national standards | MT | 1013.27 | USD | 20250923 |
| Shandong Xingpeng Chem | China national standards | MT | 1076.6 | USD | 20250923 |
| Xiamen Yudeshun Chem | China national standards | MT | 1618.42 | USD | 20250923 |
| Befar | China national standards | MT | 1076.6 | USD | 20250923 |
| Shandong Yihe Chem | China national standards | MT | 1055.49 | USD | 20250923 |