| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 1650.19 | USD | 20251105 |
| Shandong Mingyu | China national standards | MT | 1805.33 | USD | 20251105 |
| Shandong Shuojia Chem | China national standards | MT | 1692.5 | USD | 20251105 |
| Aite Zhejiang | China national standards | MT | 1269.38 | USD | 20251105 |
| Jinan Aochen Chem | China national standards | MT | 1269.38 | USD | 20251105 |
| Qingdao Shengze Chem | China national standards | MT | 1650.19 | USD | 20251105 |
| Jinan Qi Mat | China national standards | MT | 1636.08 | USD | 20251105 |
| Jiangsu Yingte Chem | China national standards | MT | 1142.44 | USD | 20251105 |
| Qingdao Shengze Chem | China national standards | MT | 1650.19 | USD | 20251105 |
| Shandong Langchem | China national standards | MT | 1170.65 | USD | 20251105 |