| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhiheng | China national standards | MT | 943.73 | USD | 20251015 |
| Shandong Hongyang Chem | China national standards | MT | 957.81 | USD | 20251015 |
| Lihuayi Shandong | China national standards | MT | 957.81 | USD | 20251015 |
| Luxi Chem | China national standards | MT | 971.9 | USD | 20251015 |
| Nanjing Runsheng Petro | China national standards | MT | 831.04 | USD | 20251015 |
| Shandong Jiaen Chem | China national standards | MT | 957.46 | USD | 20251014 |
| Lihuayi Shandong | China national standards | MT | 901.14 | USD | 20251014 |
| Luxi Chem | China national standards | MT | 795.54 | USD | 20251014 |
| Jinan Dezheng Chem | China national standards | MT | 795.54 | USD | 20251014 |
| Lihuayi Shandong | China national standards | MT | 795.54 | USD | 20251014 |