| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 1055.52 | USD | 20251008 |
| Shandong Shuojia Chem | China national standards | MT | 1716.98 | USD | 20251008 |
| Shandong Shuojia Chem | China national standards | MT | 1716.98 | USD | 20251008 |
| Shandong Shuojia Chem | China national standards | MT | 1716.98 | USD | 20251008 |
| Shandong Shuojia Chem | China national standards | MT | 1716.98 | USD | 20251008 |
| Jinan Xinhou | China national standards | MT | 1154.04 | USD | 20251007 |
| Shandong Jinshenrun Chem | China national standards | MT | 1336.99 | USD | 20251007 |
| Jinan Dezheng Chem | China national standards | MT | 1435.51 | USD | 20251007 |
| Jinan Dezheng Chem | China national standards | MT | 1435.51 | USD | 20251007 |
| Jinan Dezheng Chem | China national standards | MT | 1435.51 | USD | 20251007 |