| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Yuhuang Chem | China national standards | MT | USD | 20251014 | |
| Jinan Pulaihua Chem | China national standards | MT | USD | 20251014 | |
| Shandong Yuanhe Chem | China national standards | MT | USD | 20251014 | |
| Hubei 789 Chem | China national standards | MT | USD | 20251014 | |
| CNPC | China national standards | MT | USD | 20251014 | |
| Shaanxi Yanchang Petro | China national standards | MT | USD | 20251014 | |
| Jinan Dezheng Chem | China national standards | MT | USD | 20251014 | |
| Lihuayi Shandong | China national standards | MT | USD | 20251014 | |
| Sinopec | China national standards | MT | USD | 20251014 | |
| CNPC | China national standards | MT | USD | 20251013 |
