| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 247.12 | USD | 20251117 |
| Shandong Yushuo Chem | China national standards | MT | 247.12 | USD | 20251117 |
| Shandong Yushuo Chem | China national standards | MT | 247.12 | USD | 20251117 |
| Qingdao Shengze Chem | China national standards | MT | 249.94 | USD | 20251117 |
| Shandong Jinling Chem | China national standards | MT | 242.88 | USD | 20251117 |
| Shandong Jinling Chem | China national standards | MT | 242.88 | USD | 20251117 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.36 | USD | 20251117 |
| Shandong Yushuo Chem | China national standards | MT | 247.12 | USD | 20251117 |
| Jiangsu LeeMan Chem | China national standards | MT | 261.24 | USD | 20251117 |
| Shandong Shuojia Chem | China national standards | MT | 261.24 | USD | 20251117 |