| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Langchem | China national standards | MT | USD | 20251113 | |
| Shandong Jinwen Chem | China national standards | MT | USD | 20251113 | |
| Sinopec | China national standards | MT | USD | 20251113 | |
| Shandong Junfeng | China national standards | MT | USD | 20251113 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20251113 | |
| Shandong Xima | China national standards | MT | USD | 20251113 | |
| Nanjing Runsheng Petro | China national standards | MT | USD | 20251113 | |
| Zibo Lishuo Chem | China national standards | MT | USD | 20251113 | |
| Sinopec | China national standards | MT | USD | 20251113 | |
| Jinan Jiaxing Chem | China national standards | MT | USD | 20251113 |
