| Vendor | Spec | Unit | Price | Currency | Date |
| Aite Zhejiang | China national standards | MT | 1121.67 | USD | 20250818 |
| Aite Zhejiang | China national standards | MT | 1121.67 | USD | 20250818 |
| Qingdao Shengze Chem | China national standards | MT | 1008.81 | USD | 20250817 |
| Shandong Xingpeng Chem | China national standards | MT | 1036.84 | USD | 20250817 |
| Qingdao Shengze Chem | China national standards | MT | 1008.81 | USD | 20250816 |
| Shandong Xingpeng Chem | China national standards | MT | 1036.84 | USD | 20250816 |
| Shandong Xima | China national standards | MT | 952.77 | USD | 20250816 |
| Shandong Qiangsen Chem | China national standards | MT | 980.79 | USD | 20250816 |
| Qingdao Shengze Chem | China national standards | MT | 1008.81 | USD | 20250815 |
| Shandong Xingpeng Chem | China national standards | MT | 1036.84 | USD | 20250815 |