| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Hunan Yuanshuo Chem | China national standards | MT | USD | 20260907 | |
| Shandong Junfeng | China national standards | MT | USD | 20260907 | |
| Shandong Langchem | China national standards | MT | USD | 20260907 | |
| CNPC | China national standards | MT | USD | 20260907 | |
| Shandong Junfeng | China national standards | MT | USD | 20260906 | |
| Shandong Aite Chem | China national standards | MT | USD | 20260905 | |
| Shandong Yeyang Chem | China national standards | MT | USD | 20260905 | |
| Shandong Junfeng | China national standards | MT | USD | 20260905 | |
| Shandong Langchem | China national standards | MT | USD | 20260905 | |
| Shandong Aite Chem | China national standards | MT | USD | 20260904 |
