| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 971.05 | USD | 20250924 |
| Shandong Zhiheng | China national standards | MT | 942.9 | USD | 20250924 |
| Wanhua Chem | China national standards | MT | 844.39 | USD | 20250923 |
| Lihuayi Shandong | China national standards | MT | 900.69 | USD | 20250923 |
| Zibo Lishuo Chem | China national standards | MT | 914.76 | USD | 20250923 |
| Zibo Lishuo Chem | China national standards | MT | 914.76 | USD | 20250923 |
| Zibo Lishuo Chem | China national standards | MT | 914.76 | USD | 20250923 |
| Zibo Lishuo Chem | China national standards | MT | 914.76 | USD | 20250923 |
| Zibo Lishuo Chem | China national standards | MT | 914.76 | USD | 20250923 |
| Shandong Jiaen Chem | China national standards | MT | 956.98 | USD | 20250923 |