| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Energy | China national standards | MT | 791.26 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 819.52 | USD | 20251209 |
| Liao Jinxinda | China national standards | MT | 720.61 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 741.81 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 706.48 | USD | 20251209 |
| Nanjing Baitu Chem | China national standards | MT | 847.78 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 890.17 | USD | 20251209 |
| CNPC | China national standards | MT | 791.26 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 741.9 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 975.07 | USD | 20251208 |