| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 774.05 | USD | 20250930 |
| Shandong Yushuo Chem | China national standards | MT | 774.05 | USD | 20250930 |
| Nantong Zhonghe Chem | China national standards | MT | 717.75 | USD | 20250930 |
| Zibo Lishuo Chem | China national standards | MT | 816.27 | USD | 20250930 |
| Zibo Lishuo Chem | China national standards | MT | 816.27 | USD | 20250930 |
| Zibo Lishuo Chem | China national standards | MT | 816.27 | USD | 20250930 |
| Zibo Lishuo Chem | China national standards | MT | 816.27 | USD | 20250930 |
| Zibo Lishuo Chem | China national standards | MT | 816.27 | USD | 20250930 |
| Tangshan Huayi | China national standards | MT | 886.64 | USD | 20250930 |
| Shijiaz Bailong Chem | China national standards | MT | 844.42 | USD | 20250930 |