| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 1114.69 | USD | 20251119 |
| Shandong Langchem | China national standards | MT | 1255.79 | USD | 20251119 |
| Aite Zhejiang | China national standards | MT | 1382.77 | USD | 20251119 |
| Shandong Jinling Chem | China national standards | MT | 1128.8 | USD | 20251119 |
| Shandong Zhiheng | China national standards | MT | 1333.39 | USD | 20251119 |
| Shandong Xima | China national standards | MT | 917.15 | USD | 20251119 |
| Nanjing Baitu Chem | China national standards | MT | 1481.88 | USD | 20251118 |
| Dongying Huatai Chem | China national standards | MT | 1086.71 | USD | 20251118 |
| Xiamen Yudeshun Chem | China national standards | MT | 1552.44 | USD | 20251118 |
| Xiamen Yudeshun Chem | China national standards | MT | 1552.44 | USD | 20251118 |