| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shaanxi Lufeng Chem | China national standards | MT | USD | 20251031 | |
| Shandong Jiaen Chem | China national standards | MT | USD | 20251031 | |
| CNPC | China national standards | MT | USD | 20251031 | |
| Wanhua Chem | China national standards | MT | USD | 20251031 | |
| Jiangsu Huachang Chem | China national standards | MT | USD | 20251031 | |
| Shandong Junfeng | China national standards | MT | USD | 20251031 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20251031 | |
| Shandong Yuanhe Chem | China national standards | MT | USD | 20251031 | |
| Zaozhuang Yitai | China national standards | MT | USD | 20251031 | |
| Qingdao Chengxin Chem | China national standards | MT | USD | 20251031 |
