| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | China national standards | MT | 1055.51 | USD | 20250915 |
| Shandong Fusheng | China national standards | MT | 1125.87 | USD | 20250915 |
| Shandong Fusheng | China national standards | MT | 1126.46 | USD | 20250913 |
| Qingdao Shengze Chem | China national standards | MT | 985.8 | USD | 20250909 |
| Shandong Laya Chem | China national standards | MT | 999.89 | USD | 20250909 |
| Shandong Laya Chem | China national standards | MT | 999.89 | USD | 20250909 |
| Aite Zhejiang | China national standards | MT | 1028.05 | USD | 20250909 |
| Aite Zhejiang | China national standards | MT | 1070.3 | USD | 20250909 |
| Shandong Xima | China national standards | MT | 985.8 | USD | 20250909 |
| Shandong Qiangsen Chem | China national standards | MT | 985.8 | USD | 20250909 |