| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 844.82 | USD | 20251014 |
| Tangshan Huayi | China national standards | MT | 887.06 | USD | 20251014 |
| Jinan Jinrihe Chem | China national standards | MT | 732.18 | USD | 20251014 |
| Zibo Qixiang Chem | China national standards | MT | 718.1 | USD | 20251014 |
| Jinan Jinrihe Chem | China national standards | MT | 718.1 | USD | 20251014 |
| Jinan Jinrihe Chem | China national standards | MT | 718.1 | USD | 20251014 |
| Jinan Jinrihe Chem | China national standards | MT | 718.1 | USD | 20251014 |
| Shandong Jinshenrun Chem | China national standards | MT | 746.26 | USD | 20251014 |
| Shandong Jinshenrun Chem | China national standards | MT | 746.26 | USD | 20251014 |
| Shandong Jinshenrun Chem | China national standards | MT | 746.26 | USD | 20251014 |