| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chem | China national standards | MT | 909.1 | USD | 20251017 |
| Lihuayi Shandong | China national standards | MT | 909.1 | USD | 20251017 |
| Shandong Yushuo Chem | China national standards | MT | 934.47 | USD | 20251017 |
| Shandong Yushuo Chem | China national standards | MT | 937.29 | USD | 20251017 |
| Shandong Yushuo Chem | China national standards | MT | 937.29 | USD | 20251017 |
| Sinopec | China national standards | MT | 937.29 | USD | 20251017 |
| Lihuayi Shandong | China national standards | MT | 916.15 | USD | 20251017 |
| Shaanxi Yanchang Petro | China national standards | MT | 916.15 | USD | 20251017 |
| Sinopec | China national standards | MT | 916.15 | USD | 20251017 |
| Shandong Xingpeng Chem | China national standards | MT | 902.06 | USD | 20251017 |