| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Changyi Petro | China national standards | MT | USD | 20251204 | |
| Jinan Jiaxing Chem | China national standards | MT | USD | 20251204 | |
| Zhenghe | China national standards | MT | USD | 20251204 | |
| CNPC | China national standards | MT | USD | 20251204 | |
| Xingtai Risun | China national standards | MT | USD | 20251204 | |
| Shandong Jinwen Chem | China national standards | MT | USD | 20251204 | |
| Qilu Petrochem | China national standards | MT | USD | 20251204 | |
| Shandong Aite Chem | China national standards | MT | USD | 20251204 | |
| Shandong Mingyu | China national standards | MT | USD | 20251204 | |
| Shandong Yaoming Chem | China national standards | MT | USD | 20251204 |