| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Jinshuo Chem | China national standards | MT | 862.14 | USD | 20251203 |
| Shiyou Yangzhou Chem | China national standards | MT | 833.88 | USD | 20251203 |
| Unknown | China national standards | MT | 864.97 | USD | 20251203 |
| Shandong Xingpeng Chem | China national standards | MT | 862.14 | USD | 20251203 |
| Qingdao Shengze Chem | China national standards | MT | 840.94 | USD | 20251203 |
| Lihuayi Weiyuan Chem | China national standards | MT | 918.68 | USD | 20251203 |
| Beijing Yanshan Petro | China national standards | MT | 918.68 | USD | 20251203 |
| Shandong Aite Chem | China national standards | MT | 1102.41 | USD | 20251203 |
| Beijing Yanshan Petro | China national standards | MT | 848.01 | USD | 20251203 |
| Beijing Yanshan Petro | China national standards | MT | 1060.01 | USD | 20251203 |