| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong QiFa Chem | China national standards | MT | USD | 20251031 | |
| Zibo Qixiang Chem | China national standards | MT | USD | 20251031 | |
| Shandong Wonfull Petro | China national standards | MT | USD | 20251031 | |
| Shanghai Ronghe Chem | China national standards | MT | USD | 20251031 | |
| Shandong Yuanhe Chem | China national standards | MT | USD | 20251031 | |
| Shandong Yushuo Chem | China national standards | MT | USD | 20251031 | |
| Shandong Jinshenrun Chem | China national standards | MT | USD | 20251031 | |
| Jinan Jinhao Chem | China national standards | MT | USD | 20251031 | |
| Jinan Aochen Chem | China national standards | MT | USD | 20251031 | |
| Ningbo Zhetie Chem | China national standards | MT | USD | 20251031 |
