| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 846.79 | USD | 20251118 |
| Tongling Jintai Chem | China national standards | MT | 846.79 | USD | 20251118 |
| Xiamen Yudeshun Chem | China national standards | MT | 1270.18 | USD | 20251118 |
| Qingdao Shengze Chem | China national standards | MT | 846.79 | USD | 20251118 |
| Shanghai Juexin | China national standards | MT | 1340.75 | USD | 20251118 |
| Shandong Langchem | China national standards | MT | 945.58 | USD | 20251118 |
| Qingdao Shengze Chem | China national standards | MT | 846.79 | USD | 20251118 |
| Aite Zhejiang | China national standards | MT | 846.79 | USD | 20251118 |
| Shandong Daoqin Chem | China national standards | MT | 987.92 | USD | 20251118 |
| Nantong Zhonghe Chem | China national standards | MT | 846.79 | USD | 20251118 |