| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 1592.69 | USD | 20251018 |
| Shandong Jinshenrun Chem | China national standards | MT | 1578.6 | USD | 20251018 |
| Shandong Shuojia Chem | China national standards | MT | 1691.36 | USD | 20251018 |
| Shandong Shuojia Chem | China national standards | MT | 1691.36 | USD | 20251018 |
| Shandong Shuojia Chem | China national standards | MT | 1691.36 | USD | 20251018 |
| Shandong Shuojia Chem | China national standards | MT | 1691.36 | USD | 20251018 |
| Shandong Yuxuan Chem | China national standards | MT | 1860.49 | USD | 20251018 |
| Shandong Yushuo Chem | China national standards | MT | 1691.36 | USD | 20251018 |
| Shandong Yushuo Chem | China national standards | MT | 1691.36 | USD | 20251018 |
| Shandong Yushuo Chem | China national standards | MT | 1691.36 | USD | 20251018 |