| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | China national standards | MT | 1716.16 | USD | 20250929 |
| Shandong Xingpeng Chem | China national standards | MT | 1828.69 | USD | 20250929 |
| Shandong Haili Chem | China national standards | MT | 1758.36 | USD | 20250929 |
| Jiangsu Yingte Chem | China national standards | MT | 1139.42 | USD | 20250929 |
| Weifang Yixin Chem | China national standards | MT | 1814.63 | USD | 20250929 |
| Shandong Yihe Chem | China national standards | MT | 1125.35 | USD | 20250929 |
| Shandong Yihe Chem | China national standards | MT | 1111.28 | USD | 20250929 |
| Shandong Langchem | China national standards | MT | 1170.36 | USD | 20250929 |
| Shandong Langchem | China national standards | MT | 1170.36 | USD | 20250929 |
| Shandong Langchem | China national standards | MT | 1181.62 | USD | 20250929 |