| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 1055.49 | USD | 20250925 |
| Shandong Yihe Chem | China national standards | MT | 942.9 | USD | 20250925 |
| Shandong Jinwen Chem | China national standards | MT | 1210.3 | USD | 20250925 |
| Aite Zhejiang | China national standards | MT | 1125.86 | USD | 20250925 |
| Shandong Jinling Chem | China national standards | MT | 1266.59 | USD | 20250925 |
| Shandong Jinling Chem | China national standards | MT | 1266.59 | USD | 20250925 |
| Aite Zhejiang | China national standards | MT | 1125.86 | USD | 20250925 |
| Shandong Xima | China national standards | MT | 956.98 | USD | 20250925 |
| Shandong Xima | China national standards | MT | 956.98 | USD | 20250925 |
| Shandong Qiangsen Chem | China national standards | MT | 985.12 | USD | 20250925 |