| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Xingpeng Chem | China national standards | MT | USD | 20251007 | |
| Jinan Dezheng Chem | China national standards | MT | USD | 20251007 | |
| Shaanxi Yanchang Petro | China national standards | MT | USD | 20251007 | |
| CNPC | China national standards | MT | USD | 20251007 | |
| Lihuayi Shandong | China national standards | MT | USD | 20251007 | |
| Shandong Xingpeng Chem | China national standards | MT | USD | 20251006 | |
| Lihuayi Shandong | China national standards | MT | USD | 20251005 | |
| CNPC | China national standards | MT | USD | 20251005 | |
| Shaanxi Yanchang Petro | China national standards | MT | USD | 20251005 | |
| Jinan Dezheng Chem | China national standards | MT | USD | 20251005 |
