| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1100.58 | USD | 20251119 |
| Shandong Langchem | China national standards | MT | 1107.63 | USD | 20251119 |
| Aite Zhejiang | China national standards | MT | 1030.03 | USD | 20251119 |
| Shandong Shuojia Chem | China national standards | MT | 874.82 | USD | 20251119 |
| Shandong Laya Chem | China national standards | MT | 1001.81 | USD | 20251119 |
| Wuhan Hengjiu Chem | China national standards | MT | 1128.8 | USD | 20251119 |
| Shandong Xima | China national standards | MT | 987.7 | USD | 20251119 |
| Shandong Shuojia Chem | China national standards | MT | 874.82 | USD | 20251119 |
| Wuhan Hengjiu Chem | China national standards | MT | 1128.8 | USD | 20251119 |
| Shandong Zhenkun | China national standards | MT | 1079.41 | USD | 20251119 |