| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 246.98 | USD | 20251118 |
| Wuhan Hengjiu Chem | China national standards | MT | 239.92 | USD | 20251118 |
| Shandong Jinling Chem | China national standards | MT | 268.15 | USD | 20251118 |
| Luxi Chem | China national standards | MT | 310.49 | USD | 20251118 |
| Shandong Mingyu | China national standards | MT | 345.97 | USD | 20251117 |
| Shandong Jiaen Chem | China national standards | MT | 331.85 | USD | 20251117 |
| Qingdao Ruishuang Chem | China national standards | MT | 423.63 | USD | 20251117 |
| Qingdao Shengze Chem | China national standards | MT | 249.94 | USD | 20251117 |
| Shandong Jiaen Chem | China national standards | MT | 353.03 | USD | 20251117 |
| Luxi Chem | China national standards | MT | 338.91 | USD | 20251117 |