| Vendor | Spec | Unit | Price | Currency | Date |
| JS Yangnong Chem | China national standards | MT | 851.43 | USD | 20250923 |
| Shandong Junfeng | China national standards | MT | 921.8 | USD | 20250923 |
| Shandong Junfeng | China national standards | MT | 914.76 | USD | 20250923 |
| Jiangsu Yingte Chem | China national standards | MT | 1139.93 | USD | 20250923 |
| Jinan Xinhou | China national standards | MT | 1153.21 | USD | 20250922 |
| Qingdao Chengxin Chem | China national standards | MT | 914.13 | USD | 20250922 |
| Shandong Hongyang Chem | China national standards | MT | 1125.08 | USD | 20250922 |
| Shandong Hongyang Chem | China national standards | MT | 1125.08 | USD | 20250922 |
| Jinan Aochen Chem | China national standards | MT | 1307.91 | USD | 20250922 |
| Dongying Hebang Chem | China national standards | MT | 1350.1 | USD | 20250922 |