| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shiyou Yangzhou Chem | China national standards | MT | USD | 20250918 | |
| Jiangsu Highchem Catalyst | China national standards | MT | USD | 20250918 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20250918 | |
| Dongying Fuyu | China national standards | MT | USD | 20250918 | |
| Sinopec | China national standards | MT | USD | 20250918 | |
| CNPC | China national standards | MT | USD | 20250918 | |
| Harbin BLUE STAR | China national standards | MT | USD | 20250918 | |
| HLJ Longjiang Chem | China national standards | MT | USD | 20250918 | |
| CNPC | China national standards | MT | USD | 20250917 | |
| Zhejiang PetroChem | China national standards | MT | USD | 20250917 |
