| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Jiangsu Highchem Catalyst | China national standards | MT | USD | 20251201 | |
| Dongying Fuyu | China national standards | MT | USD | 20251201 | |
| Sinopec | China national standards | MT | USD | 20251201 | |
| CNPC | China national standards | MT | USD | 20251201 | |
| Harbin BLUE STAR | China national standards | MT | USD | 20251201 | |
| HLJ Longjiang Chem | China national standards | MT | USD | 20251201 | |
| Nantong Zhonghe Chem | China national standards | MT | USD | 20251201 | |
| Jinan Xinbo Chem | China national standards | MT | USD | 20251201 | |
| Jinan Pulaihua Chem | China national standards | MT | USD | 20251201 | |
| Sinopec | China national standards | MT | USD | 20251201 |
