| Vendor | Spec | Unit | Price | Currency | Date |
| Aite Zhejiang | China national standards | MT | 844.42 | USD | 20250930 |
| Shandong Wells Chem | China national standards | MT | 816.27 | USD | 20250930 |
| Shandong Fusheng | China national standards | MT | 844.42 | USD | 20250930 |
| Shandong Fusheng | China national standards | MT | 900.71 | USD | 20250930 |
| Shandong Fusheng | Industrial Grade | MT | 900.71 | USD | 20250930 |
| Shandong Hongyang Chem | China national standards | MT | 795.16 | USD | 20250930 |
| Shandong Hongyang Chem | China national standards | MT | 949.97 | USD | 20250930 |
| Shandong Zhiheng | China national standards | MT | 1013.3 | USD | 20250930 |
| Xiamen Yudeshun Chem | China national standards | MT | 1266.62 | USD | 20250930 |
| Shandong Aite Chem | China national standards | MT | 1097.22 | USD | 20250929 |