| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 931.77 | USD | 20251112 |
| Hubei 789 Chem | China national standards | MT | 988.24 | USD | 20251112 |
| Qingdao Shengze Chem | China national standards | MT | 875.3 | USD | 20251112 |
| Beijing Yanshan Petro | China national standards | MT | 988.24 | USD | 20251112 |
| Shandong Zhiheng | China national standards | MT | 907.77 | USD | 20251112 |
| Shandong Jinshenrun Chem | China national standards | MT | 988.24 | USD | 20251112 |
| Shandong Aite Chem | China national standards | MT | 1101.18 | USD | 20251112 |
| Shiyou Yangzhou Chem | China national standards | MT | 875.3 | USD | 20251112 |
| Beijing Yanshan Petro | China national standards | MT | 907.77 | USD | 20251112 |
| Shandong Langchem | China national standards | MT | 1115.3 | USD | 20251112 |