| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 889.38 | USD | 20251108 |
| Qingdao Shengze Chem | China national standards | MT | 889.38 | USD | 20251108 |
| Beijing Yanshan Petro | China national standards | MT | 889.38 | USD | 20251108 |
| Beijing Yanshan Petro | China national standards | MT | 988.2 | USD | 20251108 |
| Shandong Jinshenrun Chem | China national standards | MT | 988.2 | USD | 20251108 |
| Shandong Jinshenrun Chem | China national standards | MT | 988.2 | USD | 20251108 |
| Hunan Qilu Tech | China national standards | MT | 1030.55 | USD | 20251107 |
| Jinan Jinrihe Chem | China national standards | MT | 1002.32 | USD | 20251107 |
| Lihuayi Weiyuan Chem | China national standards | MT | 917.61 | USD | 20251107 |
| Jinan Jinrihe Chem | China national standards | MT | 1002.32 | USD | 20251107 |