| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Qingdao Shengze Chem | First-rate product | MT | USD | 20260828 | |
| Shandong Zhuoyu Chemical | First-rate product | MT | USD | 20260828 | |
| CNPC | First-rate product | MT | USD | 20260827 | |
| Shandong Zhiheng | 99.9% | MT | USD | 20260827 | |
| Shandong Yeyang Chem | First-grade product | MT | USD | 20260827 | |
| Henan Zihe | First-grade product | MT | USD | 20260827 | |
| Shandong Yaoming Chem | First-grade product | MT | USD | 20260827 | |
| Weifang Yixin Chem | First-grade product | MT | USD | 20260827 | |
| Shandong Aite Chem | First-grade product | MT | USD | 20260827 | |
| Shandong Xima | First-grade product | MT | USD | 20260827 |
