| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1170.92 | USD | 20250930 |
| Shandong Jinling Chem | China national standards | MT | 1027.37 | USD | 20250930 |
| Wanhua Chem | China national standards | MT | 985.15 | USD | 20250930 |
| Befar | China national standards | MT | 886.64 | USD | 20250930 |
| Shandong Junfeng | China national standards | MT | 1196.26 | USD | 20250930 |
| Aite Zhejiang | China national standards | MT | 1125.89 | USD | 20250930 |
| Shandong Jinling Chem | China national standards | MT | 1266.62 | USD | 20250930 |
| Shandong Jinling Chem | China national standards | MT | 1266.62 | USD | 20250930 |
| Aite Zhejiang | China national standards | MT | 1125.89 | USD | 20250930 |
| Shandong Jinling Chem | China national standards | MT | 1238.48 | USD | 20250930 |