| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Lihuayi Weiyuan Chem | Industrial Grade | MT | USD | 20260108 | |
| CNPC | China national standards | MT | USD | 20260107 | |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | USD | 20260107 | |
| Shandong Dongming Petro | China national standards | MT | USD | 20260107 | |
| CNPC | China national standards | MT | USD | 20260106 | |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | USD | 20260106 | |
| CNPC | China national standards | MT | USD | 20260105 | |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | USD | 20260104 | |
| CNPC | China national standards | MT | USD | 20251231 | |
| CNPC | China national standards | MT | USD | 20251230 |