| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 759.95 | USD | 20250925 |
| Luxi Chem | China national standards | MT | 971.05 | USD | 20250925 |
| Lihuayi Shandong | China national standards | MT | 956.98 | USD | 20250925 |
| Shandong Hongyang Chem | China national standards | MT | 956.98 | USD | 20250925 |
| Shandong Zhiheng | China national standards | MT | 942.9 | USD | 20250925 |
| Shandong Jiaen Chem | China national standards | MT | 956.98 | USD | 20250924 |
| Lihuayi Shandong | China national standards | MT | 900.69 | USD | 20250924 |
| Zaozhuang Yitai | China national standards | MT | 1055.49 | USD | 20250924 |
| Luxi Chem | China national standards | MT | 886.61 | USD | 20250924 |
| Jiangsu Huachang Chem | China national standards | MT | 2153.2 | USD | 20250924 |