| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Jinan Dezheng Chem | China national standards | MT | USD | 20251013 | |
| CNPC | China national standards | MT | USD | 20251013 | |
| Jinan Jinhao Chem | China national standards | MT | USD | 20251013 | |
| Wanhua Yantai | China national standards | MT | USD | 20251012 | |
| CNPC | China national standards | MT | USD | 20251012 | |
| Wanhua Chem | China national standards | MT | USD | 20251012 | |
| Shandong Zhiheng | China national standards | MT | USD | 20251011 | |
| Shandong Yeyang Chem | China national standards | MT | USD | 20251011 | |
| Shandong Langchem | China national standards | MT | USD | 20251011 | |
| Shandong Jinwen Chem | China national standards | MT | USD | 20251011 |
