| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Jinwen Chem | China national standards | MT | USD | 20250819 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250819 | |
| Shandong Mengkanda Chem | China national standards | MT | USD | 20250819 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20250819 | |
| Wuhan SK Petro | China national standards | MT | USD | 20250818 | |
| Zhengzhou Energy | China national standards | MT | USD | 20250818 | |
| CNPC | China national standards | MT | USD | 20250818 | |
| Sinopec | China national standards | MT | USD | 20250818 | |
| Nanjing Yangzi Petrochemical | China national standards | MT | USD | 20250818 | |
| CNPC | China national standards | MT | USD | 20250818 |
