| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | Industrial Grade | MT | 819.12 | USD | 20250812 |
| Shandong Xingpeng Chem | China national standards | MT | 658.1 | USD | 20250812 |
| Aite Zhejiang | China national standards | MT | 784.12 | USD | 20250812 |
| Aite Zhejiang | China national standards | MT | 840.12 | USD | 20250812 |
| Nanjing Baitu Chem | China national standards | MT | 896.13 | USD | 20250812 |
| Nanjing Baitu Chem | China national standards | MT | 812.12 | USD | 20250812 |
| Shandong Qiangsen Chem | China national standards | MT | 742.11 | USD | 20250812 |
| Shandong Fusheng | China national standards | MT | 840.12 | USD | 20250812 |
| Shandong Fusheng | Industrial Grade | MT | 896.13 | USD | 20250812 |
| Shandong Fusheng | China national standards | MT | 896.13 | USD | 20250812 |