| Vendor | Spec | Unit | Price | Currency | Date |
| Tangshan Huayi | China national standards | MT | 886.72 | USD | 20251011 |
| Jinan Jinhao Chem | China national standards | MT | 802.27 | USD | 20251011 |
| Jinan Jinhao Chem | China national standards | MT | 788.2 | USD | 20251011 |
| Jinan Jinhao Chem | China national standards | MT | 788.2 | USD | 20251011 |
| Zibo Qixiang Chem | China national standards | MT | 774.12 | USD | 20251011 |
| Baozhen Shandong Chem | China national standards | MT | 760.05 | USD | 20251011 |
| Baozhen Shandong Chem | China national standards | MT | 760.05 | USD | 20251011 |
| Shandong Yushuo Chem | China national standards | MT | 745.97 | USD | 20251011 |
| Shandong Yushuo Chem | China national standards | MT | 745.97 | USD | 20251011 |
| Jinan Aochen Chem | China national standards | MT | 745.97 | USD | 20251011 |