| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1115.43 | USD | 20251114 |
| Shandong Langchem | China national standards | MT | 1108.37 | USD | 20251114 |
| Hubei 789 Chem | China national standards | MT | 988.35 | USD | 20251114 |
| Qingdao Shengze Chem | China national standards | MT | 875.4 | USD | 20251114 |
| Beijing Yanshan Petro | China national standards | MT | 889.52 | USD | 20251114 |
| Shandong Jinshenrun Chem | China national standards | MT | 988.35 | USD | 20251114 |
| Beijing Yanshan Petro | China national standards | MT | 988.35 | USD | 20251114 |
| Qingdao Shengze Chem | China national standards | MT | 875.4 | USD | 20251114 |
| Shiyou Yangzhou Chem | China national standards | MT | 889.52 | USD | 20251114 |
| Shandong Jiaen Chem | China national standards | MT | 1094.25 | USD | 20251114 |