| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| CNPC | China national standards | MT | USD | 20260715 | |
| Shandong Aite Chem | China national standards | MT | USD | 20260714 | |
| Shandong Junfeng | China national standards | MT | USD | 20260714 | |
| Shandong Langchem | China national standards | MT | USD | 20260714 | |
| Shandong Yeyang Chem | China national standards | MT | USD | 20260714 | |
| Shandong Junfeng | China national standards | MT | USD | 20260713 | |
| Shandong Yeyang Chem | China national standards | MT | USD | 20260713 | |
| CNPC | China national standards | MT | USD | 20260713 | |
| Shandong Aite Chem | China national standards | MT | USD | 20260712 | |
| Shandong Yeyang Chem | China national standards | MT | USD | 20260711 |
