| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1100.66 | USD | 20250823 |
| Shandong Langchem | China national standards | MT | 1121.69 | USD | 20250823 |
| Qingdao Shengze Chem | China national standards | MT | 946.43 | USD | 20250823 |
| Shandong Xingpeng Chem | China national standards | MT | 939.41 | USD | 20250823 |
| Shandong Xima | China national standards | MT | 883.33 | USD | 20250823 |
| Shandong Qiangsen Chem | China national standards | MT | 925.39 | USD | 20250823 |
| Shandong Qiangsen Chem | China national standards | MT | 925.39 | USD | 20250823 |
| Shandong Junfeng | China national standards | MT | 911.37 | USD | 20250822 |
| JS Xiaomi Chem | China national standards | MT | 957.64 | USD | 20250822 |
| Shandong Xingpeng Chem | China national standards | MT | 939.41 | USD | 20250822 |