| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chem | China national standards | MT | 925.74 | USD | 20251203 |
| Shandong Shuojia Chem | China national standards | MT | 946.94 | USD | 20251203 |
| Wuhan Hengjiu Chem | China national standards | MT | 946.94 | USD | 20251203 |
| Shandong Langchem | China national standards | MT | 989.34 | USD | 20251203 |
| Shandong Aite Chem | China national standards | MT | 1201.35 | USD | 20251203 |
| Liaocheng Yuanze Chem | China national standards | MT | 1102.41 | USD | 20251203 |
| Shandong Langchem | China national standards | MT | 1307.35 | USD | 20251203 |
| Shandong Yuxuan Chem | China national standards | MT | 925.74 | USD | 20251203 |
| Shandong Mingyu | China national standards | MT | 1229.61 | USD | 20251203 |
| Shandong Qiancheng | China national standards | MT | 1024.68 | USD | 20251203 |