| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 874.82 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 874.82 | USD | 20251119 |
| Shandong Hanyue Chem | China national standards | MT | 888.93 | USD | 20251119 |
| Shandong Hanyue Chem | China national standards | MT | 888.93 | USD | 20251119 |
| Shandong Xima | China national standards | MT | 917.15 | USD | 20251119 |
| Luxi Chem | China national standards | MT | 917.15 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 874.82 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 874.82 | USD | 20251119 |
| China Kingho | China national standards | MT | 1072.36 | USD | 20251119 |
| Shandong Hanyue Chem | China national standards | MT | 888.93 | USD | 20251119 |