| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1351.03 | USD | 20250924 |
| Qingdao Chengxin Chem | China national standards | MT | 914.76 | USD | 20250924 |
| Qingdao Shengze Chem | China national standards | MT | 1463.61 | USD | 20250924 |
| Qingdao Shengze Chem | China national standards | MT | 1463.61 | USD | 20250924 |
| Hubei 789 Chem | China national standards | MT | 1125.86 | USD | 20250924 |
| Hubei 789 Chem | China national standards | MT | 1125.86 | USD | 20250924 |
| Nantong Zhonghe Chem | China national standards | MT | 1787.3 | USD | 20250924 |
| Shandong Yaowang Chem | China national standards | MT | 1688.79 | USD | 20250924 |
| Shandong Shuojia Chem | China national standards | MT | 1716.93 | USD | 20250924 |
| Shandong Shuojia Chem | China national standards | MT | 1716.93 | USD | 20250924 |