| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 295.54 | USD | 20250924 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 295.54 | USD | 20250923 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 337.76 | USD | 20250923 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 337.52 | USD | 20250922 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 295.33 | USD | 20250922 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 337.42 | USD | 20250919 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 295.24 | USD | 20250919 |