| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Qingdao Shengze Chem | First-rate product | MT | USD | 20260908 | |
| Shandong Zhuoyu Chemical | First-rate product | MT | USD | 20260908 | |
| Chengdu Rongjiaxin Chem | Industrial grade | MT | USD | 20260907 | |
| CNPC | First-rate product | MT | USD | 20260907 | |
| Shandong Zhiheng | 99.9% | MT | USD | 20260907 | |
| Dongying LongXing Chem | First-grade product | MT | USD | 20260907 | |
| Wuhan Hengjiu Chem | First-grade product | MT | USD | 20260907 | |
| Henan Zihe | First-grade product | MT | USD | 20260907 | |
| Weifang Yixin Chem | First-grade product | MT | USD | 20260907 | |
| Weifang Mingbo Chem | First-grade product | MT | USD | 20260907 |