| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jiaxing Chem | China national standards | MT | 1129.05 | USD | 20251118 |
| Qingdao Shengze Chem | China national standards | MT | 1594.78 | USD | 20251118 |
| Shandong Hongyang Chem | China national standards | MT | 1129.05 | USD | 20251118 |
| JS Yangnong Chem | China national standards | MT | 1693.58 | USD | 20251118 |
| JS Yangnong Chem | China national standards | MT | 854.33 | USD | 20251117 |
| Shandong Junfeng | China national standards | MT | 924.93 | USD | 20251117 |
| Weifang Yixin Chem | China national standards | MT | 1694.53 | USD | 20251117 |
| Qingdao Shengze Chem | China national standards | MT | 1595.68 | USD | 20251117 |
| Shandong Junfeng | China national standards | MT | 917.87 | USD | 20251117 |
| Zibo Feiyuan Chem | China national standards | MT | 1553.32 | USD | 20251117 |