| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Junfeng | 99.0%|Premium grade | MT | USD | 20251216 | |
| Bengbu Yushun Chem | Qualified product | MT | USD | 20251216 | |
| Xinzheng Qingan | China national standards | MT | USD | 20251216 | |
| Kaifeng JIUHONG | China national standards | MT | USD | 20251216 | |
| AEKYUNG Ningbo | China national standards | MT | USD | 20251216 | |
| Shandong QILU | China national standards | MT | USD | 20251216 | |
| Nantong Nanya | China national standards | MT | USD | 20251216 | |
| Zhejiang GREAT | China national standards | MT | USD | 20251216 | |
| Jining Changxing | China national standards | MT | USD | 20251216 | |
| Tongxiang JIAAO | China national standards | MT | USD | 20251216 |