| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 918.35 | USD | 20251127 |
| Lihuayi Weiyuan Chem | China national standards | MT | 918.35 | USD | 20251127 |
| Jinan Jinrihe Chem | China national standards | MT | 1003.12 | USD | 20251127 |
| Jinan Jinrihe Chem | China national standards | MT | 1003.12 | USD | 20251127 |
| Shandong Jinshenrun Chem | China national standards | MT | 974.87 | USD | 20251127 |
| Qingdao Shengze Chem | China national standards | MT | 875.97 | USD | 20251127 |
| Shandong Langchem | China national standards | MT | 1109.09 | USD | 20251127 |
| Shandong Langchem | China national standards | MT | 1116.15 | USD | 20251127 |
| Lihuayi Weiyuan Chem | China national standards | MT | 918.35 | USD | 20251127 |
| Beijing Yanshan Petro | China national standards | MT | 974.87 | USD | 20251127 |