| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| CNPC | China national standards | MT | USD | 20251005 | |
| Jinan Dezheng Chem | China national standards | MT | USD | 20251005 | |
| Shandong Xingpeng Chem | China national standards | MT | USD | 20251005 | |
| Xingtai Risun | China national standards | MT | USD | 20251004 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20251004 | |
| Derun Chem | China national standards | MT | USD | 20251004 | |
| Shandong Chambroad | China national standards | MT | USD | 20251004 | |
| CNPC | China national standards | MT | USD | 20251004 | |
| Jinan Dezheng Chem | China national standards | MT | USD | 20251004 | |
| Xingtai Risun | China national standards | MT | USD | 20251003 |
