| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1114.56 | USD | 20251031 |
| Shandong Aite Chem | China national standards | MT | 1241.53 | USD | 20251031 |
| Shandong Aite Chem | China national standards | MT | 945.26 | USD | 20251031 |
| Luxi Chem | China national standards | MT | 733.63 | USD | 20251031 |
| Luxi Chem | China national standards | MT | 775.96 | USD | 20251031 |
| Nanjing Runsheng Petro | China national standards | MT | 790.07 | USD | 20251031 |
| Jinan Jiaxing Chem | China national standards | MT | 804.18 | USD | 20251031 |
| Shandong Energy | China national standards | MT | 775.96 | USD | 20251031 |
| Jinan Jiaxing Chem | China national standards | MT | 846.5 | USD | 20251031 |
| Zibo Renhao | China national standards | MT | 1269.75 | USD | 20251031 |