| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1311.98 | USD | 20251104 |
| Shandong Yushuo Chem | China national standards | MT | 1692.88 | USD | 20251104 |
| Shandong Yuxuan Chem | China national standards | MT | 1862.17 | USD | 20251104 |
| Shandong Yihe Chem | China national standards | MT | 1622.35 | USD | 20251104 |
| Jinan Aochen Chem | China national standards | MT | 1269.66 | USD | 20251104 |
| Shandong Shuojia Chem | China national standards | MT | 1692.88 | USD | 20251104 |
| Shandong Yuanhe Chem | China national standards | MT | 1269.66 | USD | 20251104 |
| Qingdao Shengze Chem | China national standards | MT | 1650.56 | USD | 20251104 |
| Shandong Mingyu | China national standards | MT | 1805.74 | USD | 20251104 |
| Shandong Shuojia Chem | China national standards | MT | 1678.78 | USD | 20251104 |