| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 1580.11 | USD | 20251027 |
| Jinan Qi Mat | China national standards | MT | 1635.46 | USD | 20251026 |
| Wudi Xinyue Chem | China national standards | MT | 1635.46 | USD | 20251026 |
| Jinan Qi Mat | China national standards | MT | 1635.46 | USD | 20251026 |
| Jinan Qi Mat | China national standards | MT | 1635.46 | USD | 20251026 |
| Qingdao Shengze Chem | China national standards | MT | 1649.56 | USD | 20251026 |
| Qingdao Shengze Chem | China national standards | MT | 1649.56 | USD | 20251026 |
| Shandong Xingpeng Chem | China national standards | MT | 1762.35 | USD | 20251026 |
| Shandong Jinshenrun Chem | China national standards | MT | 1579.07 | USD | 20251026 |
| JS Yangnong Chem | China national standards | MT | 852.98 | USD | 20251025 |