| Vendor | Spec | Unit | Price | Currency | Date |
| CNPC | China national standards | MT | 763.26 | USD | 20251205 |
| Qingdao Shengze Chem | China national standards | MT | 713.79 | USD | 20251205 |
| Qingdao Shengze Chem | China national standards | MT | 713.79 | USD | 20251205 |
| Qingdao Shengze Chem | China national standards | MT | 713.79 | USD | 20251205 |
| Wuhan Hengjiu Chem | China national standards | MT | 1060.09 | USD | 20251205 |
| Lihuayi Shandong | China national standards | MT | 1060.09 | USD | 20251205 |
| Liao Jinxinda | China national standards | MT | 720.86 | USD | 20251205 |
| Shandong Aite Chem | China national standards | MT | 947.01 | USD | 20251205 |
| Shaanxi Petro Yanan | China national standards | MT | 1064.33 | USD | 20251205 |
| Shandong Yushuo Chem | China national standards | MT | 742.06 | USD | 20251205 |