| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1097.22 | USD | 20250929 |
| Shandong Aite Chem | China national standards | MT | 914.35 | USD | 20250929 |
| Shandong Aite Chem | China national standards | MT | 914.35 | USD | 20250929 |
| Qingdao Chengxin Chem | China national standards | MT | 787.74 | USD | 20250929 |
| Shandong Wells Chem | China national standards | MT | 815.88 | USD | 20250929 |
| Qingdao Chengxin Chem | China national standards | MT | 787.74 | USD | 20250929 |
| Jinan Aochen Chem | China national standards | MT | 1012.81 | USD | 20250929 |
| Shandong Wells Chem | China national standards | MT | 1026.88 | USD | 20250929 |
| Shandong Wells Chem | China national standards | MT | 1012.81 | USD | 20250929 |
| Qingdao Shengze Chem | China national standards | MT | 815.88 | USD | 20250929 |