| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Shandong Chem | China national standards | MT | 748.31 | USD | 20251125 |
| Tangshan Huayi | China national standards | MT | 889.5 | USD | 20251125 |
| Jinan Aochen Chem | China national standards | MT | 762.43 | USD | 20251125 |
| Jinan Aochen Chem | China national standards | MT | 847.15 | USD | 20251125 |
| Zibo Qixiang Chem | China national standards | MT | 748.31 | USD | 20251125 |
| Shandong Fusheng | China national standards | MT | 705.96 | USD | 20251125 |
| Jinan Jinhao Chem | China national standards | MT | 776.55 | USD | 20251125 |
| Jinan Jinhao Chem | China national standards | MT | 776.55 | USD | 20251125 |
| Nantong Zhonghe Chem | China national standards | MT | 720.07 | USD | 20251125 |
| Baozhen Shandong Chem | China national standards | MT | 748.31 | USD | 20251125 |