| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1027.34 | USD | 20250925 |
| Shandong Huize Chem | China national standards | MT | 928.83 | USD | 20250925 |
| Shandong Xima | China national standards | MT | 971.05 | USD | 20250925 |
| Shandong Yushuo Chem | China national standards | MT | 900.69 | USD | 20250925 |
| Lihuayi Shandong | China national standards | MT | 1027.34 | USD | 20250924 |
| Shandong Yushuo Chem | China national standards | MT | 844.39 | USD | 20250924 |
| Shandong Yushuo Chem | China national standards | MT | 844.39 | USD | 20250924 |
| Henan Zihe | China national standards | MT | 858.47 | USD | 20250924 |
| Shandong Hongyang Chem | China national standards | MT | 1027.34 | USD | 20250924 |
| Shijiaz Bailong Chem | China national standards | MT | 1027.34 | USD | 20250924 |