| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chem | China national standards | MT | 860.67 | USD | 20251123 |
| Qingdao Shengze Chem | China national standards | MT | 712.52 | USD | 20251123 |
| Shandong Jinshenrun Chem | China national standards | MT | 761.9 | USD | 20251123 |
| Luxi Chem | China national standards | MT | 818.34 | USD | 20251123 |
| Liaocheng Yuanze Chem | China national standards | MT | 818.34 | USD | 20251123 |
| Shandong Xingpeng Chem | China national standards | MT | 712.52 | USD | 20251123 |
| Luxi Chem | China national standards | MT | 987.65 | USD | 20251123 |
| Shandong Jinshenrun Chem | China national standards | MT | 761.9 | USD | 20251123 |
| Shandong Jinshenrun Chem | China national standards | MT | 761.9 | USD | 20251123 |
| Luxi Chem | China national standards | MT | 733.69 | USD | 20251123 |