| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shanghai Wanzhong | China national standards | MT | USD | 20251114 | |
| Jiangsu Highchem Catalyst | China national standards | MT | USD | 20251113 | |
| Sinopec | China national standards | MT | USD | 20251113 | |
| CNPC | China national standards | MT | USD | 20251113 | |
| Harbin BLUE STAR | China national standards | MT | USD | 20251113 | |
| HLJ Longjiang Chem | China national standards | MT | USD | 20251113 | |
| Shanghai SKY Chem | China national standards | MT | USD | 20251113 | |
| Shandong Xingpeng Chem | China national standards | MT | USD | 20251113 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20251113 | |
| Jinan Jinhao Chem | China national standards | MT | USD | 20251113 |
