| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 887.34 | USD | 20251209 |
| Jinan Aochen Chem | China national standards | MT | 1059.73 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 854.85 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 741.81 | USD | 20251209 |
| Zibo Lishuo Chem | China national standards | MT | 918.43 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 890.17 | USD | 20251209 |
| CNPC | China national standards | MT | 805.39 | USD | 20251209 |
| Aite Zhejiang | China national standards | MT | 989.08 | USD | 20251209 |
| CNPC | China national standards | MT | 791.26 | USD | 20251209 |
| Liaocheng Yuanze Chem | China national standards | MT | 819.52 | USD | 20251209 |