| Vendor | Spec | Unit | Price | Currency | Date |
| Chengdu Rongjiaxin Chem | China national standards | MT | 677.35 | USD | 20251030 |
| Shandong Zhenkun | China national standards | MT | 606.8 | USD | 20251030 |
| Shandong Zhenkun | China national standards | MT | 606.8 | USD | 20251030 |
| Sinopec | China national standards | MT | 677.35 | USD | 20251030 |
| Shandong Shuojia Chem | China national standards | MT | 677.35 | USD | 20251030 |
| Shandong LuoHeng Chem | China national standards | MT | 578.57 | USD | 20251030 |
| Shandong LuoHeng Chem | China national standards | MT | 578.57 | USD | 20251030 |
| Shandong LuoHeng Chem | China national standards | MT | 578.57 | USD | 20251030 |
| Lihuayi Weiyuan Chem | China national standards | MT | 522.13 | USD | 20251030 |
| Beijing Yanshan Petro | China national standards | MT | 522.13 | USD | 20251030 |