| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 713.95 | USD | 20251204 |
| Shandong Junfeng | China national standards | MT | 2163.06 | USD | 20251204 |
| Luxi Chem | China national standards | MT | 890.67 | USD | 20251204 |
| Luxi Chem | China national standards | MT | 713.95 | USD | 20251204 |
| Wanhua Chem | China national standards | MT | 763.43 | USD | 20251204 |
| Sinopec | China national standards | MT | 1060.33 | USD | 20251204 |
| Shandong Hongyang Chem | China national standards | MT | 961.36 | USD | 20251204 |
| Suzhou Zixu Mat | China national standards | MT | 1244.12 | USD | 20251204 |
| Shandong Yeyang Chem | China national standards | MT | 777.57 | USD | 20251204 |
| Shandong Yeyang Chem | China national standards | MT | 777.57 | USD | 20251204 |