| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1196.68 | USD | 20250829 |
| Shandong Jinwen Chem | China national standards | MT | 1210.76 | USD | 20250829 |
| Qingdao Shengze Chem | China national standards | MT | 1013.19 | USD | 20250828 |
| Shandong Xingpeng Chem | China national standards | MT | 1083.55 | USD | 20250828 |
| Aite Zhejiang | China national standards | MT | 1125.76 | USD | 20250828 |
| Aite Zhejiang | China national standards | MT | 1125.76 | USD | 20250828 |
| Shandong Xima | China national standards | MT | 956.9 | USD | 20250828 |
| Shandong Qiangsen Chem | China national standards | MT | 985.04 | USD | 20250828 |
| Shandong Langchem | China national standards | MT | 1210.19 | USD | 20250828 |
| Shandong Langchem | China national standards | MT | 1210.19 | USD | 20250828 |