| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Huize Chem | China national standards | MT | 1059.49 | USD | 20251128 |
| Sinopec | China national standards | MT | 889.97 | USD | 20251128 |
| Shandong Shuojia Chem | China national standards | MT | 899.86 | USD | 20251128 |
| Shandong Shuojia Chem | China national standards | MT | 899.86 | USD | 20251128 |
| Beijing Yanshan Petro | China national standards | MT | 894.21 | USD | 20251128 |
| Xiamen Yudeshun Chem | China national standards | MT | 1342.02 | USD | 20251128 |
| Sinopec | China national standards | MT | 911.16 | USD | 20251128 |
| Lihuayi Shandong | China national standards | MT | 908.33 | USD | 20251128 |
| Sinopec | China national standards | MT | 889.97 | USD | 20251128 |
| Lihuayi Shandong | China national standards | MT | 889.97 | USD | 20251128 |