| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Weifang Hongrun | China national standards | MT | USD | 20260428 | |
| CNPC | China national standards | MT | USD | 20260428 | |
| Shandong Mingyu | China national standards | MT | USD | 20260427 | |
| Shandong Aite Chem | China national standards | MT | USD | 20260427 | |
| Shandong Langchem | China national standards | MT | USD | 20260427 | |
| Shandong Yeyang Chem | China national standards | MT | USD | 20260427 | |
| Shandong Junfeng | China national standards | MT | USD | 20260427 | |
| Sinopec | Isomer grade | MT | USD | 20260427 | |
| CNPC | Isomer grade | MT | USD | 20260427 | |
| Sinopec | Isomer grade | MT | USD | 20260427 |
