| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Yaoming Chem | China national standards | MT | USD | 20251011 | |
| Sinopec | China national standards | MT | USD | 20251011 | |
| Shandong Langchem | China national standards | MT | USD | 20251011 | |
| Shandong Yihe Chem | China national standards | MT | USD | 20251011 | |
| Derun Chem | China national standards | MT | USD | 20251011 | |
| Shandong Changyi Petro | China national standards | MT | USD | 20251011 | |
| Shandong Xingpeng Chem | China national standards | MT | USD | 20251011 | |
| Jinan Pulaihua Chem | China national standards | MT | USD | 20251011 | |
| Shandong Chambroad | China national standards | MT | USD | 20251011 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20251011 |
