| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 1623.47 | USD | 20251109 |
| Jinan Qi Mat | China national standards | MT | 1637.59 | USD | 20251109 |
| Qingdao Shengze Chem | China national standards | MT | 1651.7 | USD | 20251109 |
| Shandong Jinshenrun Chem | China national standards | MT | 1581.12 | USD | 20251109 |
| Wudi Xinyue Chem | China national standards | MT | 1637.59 | USD | 20251109 |
| Shandong Yihe Chem | China national standards | MT | 1623.47 | USD | 20251109 |
| Qingdao Shengze Chem | China national standards | MT | 1651.7 | USD | 20251109 |
| Jinan Qi Mat | China national standards | MT | 1637.59 | USD | 20251109 |
| Jinan Qi Mat | China national standards | MT | 1637.59 | USD | 20251109 |
| Shandong Jinshenrun Chem | China national standards | MT | 1581.12 | USD | 20251108 |