| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 1195.75 | USD | 20250918 |
| Sinopec | China national standards | MT | 1223.89 | USD | 20250918 |
| Shandong Laya Chem | China national standards | MT | 970.67 | USD | 20250918 |
| Shandong Laya Chem | China national standards | MT | 970.67 | USD | 20250918 |
| Nanjing Runsheng Petro | China national standards | MT | 1026.94 | USD | 20250918 |
| Lihuayi Shandong | China national standards | MT | 956.6 | USD | 20250918 |
| Lihuayi Shandong | China national standards | MT | 956.6 | USD | 20250918 |
| Lihuayi Shandong | China national standards | MT | 956.6 | USD | 20250918 |
| Lihuayi Shandong | China national standards | MT | 956.6 | USD | 20250918 |
| Changzhou Juyun Mat | China national standards | MT | 1350.5 | USD | 20250918 |