| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 987.79 | USD | 20251113 |
| Shandong Xingpeng Chem | China national standards | MT | 883.37 | USD | 20251113 |
| Lihuayi Shandong | China national standards | MT | 865.03 | USD | 20251113 |
| Zibo Lishuo Chem | China national standards | MT | 987.79 | USD | 20251113 |
| Lihuayi Shandong | China national standards | MT | 867.85 | USD | 20251113 |
| Xiamen Yudeshun Chem | China national standards | MT | 1340.58 | USD | 20251113 |
| Lihuayi Shandong | China national standards | MT | 1030.13 | USD | 20251113 |
| Changzhou Juyun Mat | China national standards | MT | 1354.69 | USD | 20251113 |
| Sinopec | China national standards | MT | 874.9 | USD | 20251113 |
| Shaanxi Yanchang Petro | China national standards | MT | 1199.46 | USD | 20251113 |