| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Langchem | China national standards | MT | USD | 20260615 | |
| CNPC | China national standards | MT | USD | 20260615 | |
| Shandong Aite Chem | China national standards | MT | USD | 20260614 | |
| Shandong Yeyang Chem | China national standards | MT | USD | 20260613 | |
| Shandong Aite Chem | China national standards | MT | USD | 20260613 | |
| Shandong Langchem | China national standards | MT | USD | 20260613 | |
| Shandong Junfeng | China national standards | MT | USD | 20260613 | |
| Shandong Yeyang Chem | China national standards | MT | USD | 20260612 | |
| Shandong Junfeng | China national standards | MT | USD | 20260612 | |
| Shandong Langchem | China national standards | MT | USD | 20260612 |
