| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 847.71 | USD | 20251127 |
| Shandong Yuxuan Chem | China national standards | MT | 833.58 | USD | 20251127 |
| Nantong Zhonghe Chem | China national standards | MT | 805.32 | USD | 20251127 |
| Qingdao Shengze Chem | China national standards | MT | 713.49 | USD | 20251127 |
| Lihuayi Shandong | China national standards | MT | 720.55 | USD | 20251127 |
| Luxi Chem | China national standards | MT | 988.99 | USD | 20251127 |
| Luxi Chem | China national standards | MT | 720.55 | USD | 20251127 |
| Shandong Jinshenrun Chem | China national standards | MT | 720.55 | USD | 20251127 |
| Luxi Chem | China national standards | MT | 974.87 | USD | 20251127 |
| CNPC | China national standards | MT | 713.49 | USD | 20251127 |