| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Qingdao Haitongyuan | China national standards | MT | USD | 20260519 | |
| Wuhan Bafangyuan | China national standards | MT | USD | 20260519 | |
| Jining Zhengxin Chem | China national standards | MT | USD | 20260519 | |
| Shandong Hongyang Chem | Industrial grade | MT | USD | 20260518 | |
| Kaifeng JIUHONG | 99.0%｜Premium grade | MT | USD | 20260518 | |
| ZJ Hongbo Tech | 99.0%｜Premium grade | MT | USD | 20260518 | |
| Shandong Shengfeng Chem | 99.0%｜Premium grade | MT | USD | 20260518 | |
| Shandong Junfeng | 99.0%｜Premium grade | MT | USD | 20260518 | |
| Bengbu Yushun Chem | Qualified product | MT | USD | 20260518 | |
| Jinan Zesheng | First-grade product | MT | USD | 20260518 |
