| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 720.45 | USD | 20251129 |
| Shandong Jinshenrun Chem | China national standards | MT | 720.45 | USD | 20251129 |
| CNPC | China national standards | MT | 713.39 | USD | 20251129 |
| Qingdao Shengze Chem | China national standards | MT | 713.39 | USD | 20251129 |
| Luxi Chem | China national standards | MT | 762.83 | USD | 20251129 |
| Luxi Chem | China national standards | MT | 713.39 | USD | 20251129 |
| Lihuayi Shandong | China national standards | MT | 713.39 | USD | 20251129 |
| Lihuayi Shandong | China national standards | MT | 720.45 | USD | 20251129 |
| Jinan Jiaxing Chem | China national standards | MT | 805.21 | USD | 20251129 |
| Luxi Chem | China national standards | MT | 889.97 | USD | 20251129 |