| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 189.03 | USD | 20250812 |
| Shandong Fusheng | China national standards | MT | 280.04 | USD | 20250812 |
| Quanzhou Harley | China national standards | MT | 308.1 | USD | 20250811 |
| Henan Huiyi | China national standards | MT | 280.09 | USD | 20250811 |
| Shandong Qiangsen Chem | China national standards | MT | 189.06 | USD | 20250811 |
| Chizhou Xinyu Chem | China national standards | MT | 266.09 | USD | 20250811 |
| Henan Huiyihai | China national standards | MT | 273.09 | USD | 20250811 |
| Henan Huiyi | China national standards | MT | 280.18 | USD | 20250810 |
| Henan Huiyihai | China national standards | MT | 273.18 | USD | 20250810 |
| Henan Huiyi | China national standards | MT | 280.18 | USD | 20250809 |