| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Youlixin Chem | China national standards | MT | 1062.3 | USD | 20250901 |
| Qingdao Shengze Chem | China national standards | MT | 957.34 | USD | 20250831 |
| Shandong Xingpeng Chem | China national standards | MT | 943.26 | USD | 20250831 |
| Qingdao Shengze Chem | China national standards | MT | 957.34 | USD | 20250830 |
| Shandong Xingpeng Chem | China national standards | MT | 943.26 | USD | 20250830 |
| Shandong Xima | China national standards | MT | 886.95 | USD | 20250830 |
| Shandong Qiangsen Chem | China national standards | MT | 929.18 | USD | 20250830 |
| Shandong Qiangsen Chem | China national standards | MT | 929.18 | USD | 20250830 |
| Shanghai Wanzhong | China national standards | MT | 950.3 | USD | 20250829 |
| JS Xiaomi Chem | China national standards | MT | 948.89 | USD | 20250829 |