| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 914.76 | USD | 20250924 |
| Shandong Aite Chem | China national standards | MT | 914.76 | USD | 20250924 |
| Jinan Aochen Chem | China national standards | MT | 1013.27 | USD | 20250924 |
| Shandong Wells Chem | China national standards | MT | 1027.34 | USD | 20250924 |
| Shandong Wells Chem | China national standards | MT | 1013.27 | USD | 20250924 |
| Qingdao Chengxin Chem | China national standards | MT | 788.1 | USD | 20250924 |
| Shandong Wells Chem | China national standards | MT | 816.25 | USD | 20250924 |
| Qingdao Chengxin Chem | China national standards | MT | 788.1 | USD | 20250924 |
| Qingdao Shengze Chem | Industrial Grade | MT | 816.25 | USD | 20250924 |
| Qingdao Shengze Chem | China national standards | MT | 816.25 | USD | 20250924 |