| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | China national standards | MT | 932.81 | USD | 20251203 |
| Beijing Yanshan Petro | China national standards | MT | 848.01 | USD | 20251203 |
| Lihuayi Weiyuan Chem | China national standards | MT | 840.94 | USD | 20251203 |
| Beijing Yanshan Petro | China national standards | MT | 918.68 | USD | 20251203 |
| Qingdao Shengze Chem | China national standards | MT | 840.94 | USD | 20251203 |
| Jinan Xingdate Bio | China national standards | MT | 989.34 | USD | 20251203 |
| Qingdao Shengze Chem | China national standards | MT | 840.94 | USD | 20251203 |
| Lihuayi Weiyuan Chem | China national standards | MT | 862.14 | USD | 20251203 |
| Beijing Yanshan Petro | China national standards | MT | 862.14 | USD | 20251203 |
| Shiyou Yangzhou Chem | China national standards | MT | 840.94 | USD | 20251203 |