| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 819.52 | USD | 20251209 |
| Shandong Yuxuan Chem | China national standards | MT | 847.78 | USD | 20251209 |
| Shandong Zhiheng | China national standards | MT | 946.69 | USD | 20251209 |
| Shandong Hongyang Chem | China national standards | MT | 960.82 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 741.81 | USD | 20251209 |
| Liaocheng Yuanze Chem | China national standards | MT | 861.91 | USD | 20251209 |
| Wuhan Hengjiu Chem | China national standards | MT | 1059.73 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 741.81 | USD | 20251209 |
| Shandong Xingpeng Chem | China national standards | MT | 713.55 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 847.78 | USD | 20251209 |