| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 776.05 | USD | 20251119 |
| Qingdao Shengze Chem | China national standards | MT | 712.55 | USD | 20251119 |
| Suzhou Zixu Mat | China national standards | MT | 1241.68 | USD | 20251119 |
| Wanhua Chem | China national standards | MT | 761.94 | USD | 20251119 |
| Shandong Energy | China national standards | MT | 790.16 | USD | 20251119 |
| Shandong Qiancheng | China national standards | MT | 846.6 | USD | 20251119 |
| Luxi Chem | China national standards | MT | 747.83 | USD | 20251119 |
| Qingdao Shengze Chem | China national standards | MT | 712.55 | USD | 20251119 |
| Shandong Yeyang Chem | China national standards | MT | 776.05 | USD | 20251119 |
| Qingdao Shengze Chem | China national standards | MT | 712.55 | USD | 20251119 |