| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhiheng | China national standards | MT | 1548.1 | USD | 20250930 |
| Jinan Jinquanjin | China national standards | MT | 2250.7 | USD | 20250929 |
| Jinan Xinhou | China national standards | MT | 2250.7 | USD | 20250929 |
| Hubei 789 Chem | China national standards | MT | 2039.7 | USD | 20250929 |
| Hubei 789 Chem | China national standards | MT | 2039.7 | USD | 20250929 |
| Chengdu Rongjiaxin Chem | Industrial Grade | MT | 2532.04 | USD | 20250929 |
| Shanghai Ronghe Chem | China national standards | MT | 1758.36 | USD | 20250929 |
| Shandong Laya Chem | China national standards | MT | 1448.89 | USD | 20250929 |
| Shandong Xima | China national standards | MT | 1462.95 | USD | 20250929 |
| Shandong Qiangsen Chem | China national standards | MT | 1477.02 | USD | 20250929 |