| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Huiyihai | China national standards | MT | 274.45 | USD | 20250904 |
| Henan Huiyi | China national standards | MT | 281.48 | USD | 20250904 |
| Chizhou Xinyu Chem | China national standards | MT | 253.34 | USD | 20250904 |
| Shandong Qiangsen Chem | China national standards | MT | 190.0 | USD | 20250904 |
| Henan Huiyihai | China national standards | MT | 274.23 | USD | 20250903 |
| Henan Huiyi | China national standards | MT | 281.26 | USD | 20250903 |
| Chizhou Xinyu Chem | China national standards | MT | 253.14 | USD | 20250903 |
| Shandong Fusheng | China national standards | MT | 281.26 | USD | 20250903 |
| Shandong Qiangsen Chem | China national standards | MT | 189.9 | USD | 20250902 |
| Henan Huiyihai | China national standards | MT | 274.3 | USD | 20250902 |