| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Jinshenrun Chem | China national standards | MT | USD | 20251018 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20251018 | |
| Shandong Xingpeng Chem | China national standards | MT | USD | 20251018 | |
| Shandong Jiaen Chem | China national standards | MT | USD | 20251018 | |
| Shandong Mingyu | China national standards | MT | USD | 20251018 | |
| Shandong Energy | China national standards | MT | USD | 20251018 | |
| Jinan Jiaxing Chem | China national standards | MT | USD | 20251018 | |
| Jinan Aochen Chem | China national standards | MT | USD | 20251018 | |
| CNPC | China national standards | MT | USD | 20251018 | |
| Jinan Dezheng Chem | China national standards | MT | USD | 20251018 |
