| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Befar | Isobutane | MT | USD | 20260324 | |
| GZ Huakai | Mixed butane | MT | USD | 20260324 | |
| DG Jiufeng Energy | Mixed butane | MT | USD | 20260324 | |
| CNPC | Isobutane | MT | USD | 20260324 | |
| Sinopec | Isobutane | MT | USD | 20260324 | |
| CNPC | Isobutane | MT | USD | 20260324 | |
| Shijiazhuang Dingying | Isobutane | MT | USD | 20260324 | |
| Hebei Xinhai | n-Butane | MT | USD | 20260324 | |
| CNPC | n-Butane | MT | USD | 20260324 | |
| Unknown | China national standards | MT | USD | 20210323 |
